每4个月检查一次泵表面。如有必要,再涂一次防锈油
型号 | 转速 | 流量Q | 扬程 | 效率 | 功率(kw) | 必需汽蚀余量 | ||
n | H | η | (NPSH)r | |||||
(r/min) | (m3/h) | (I/s) | (m) | (%) | 轴功率 | 电机 | (m) | |
Ps | ||||||||
D6-25X3 | 2950 | 6.3 | 1.75 | 75 | 45 | 2.86 | 5.5 | 2 |
D6-25X4 | 2950 | 6.3 | 1.75 | 100 | 45 | 3.81 | 7.5 | 2 |
D6-25X5 | 2950 | 6.3 | 1.75 | 125 | 45 | 4.77 | 7.5 | 2 |
D6-25X6 | 2950 | 6.3 | 1.75 | 150 | 45 | 5.72 | 11 | 2 |
D6-25X7 | 2950 | 6.3 | 1.75 | 175 | 45 | 6.67 | 11 | 2 |
D6-25X8 | 2950 | 6.3 | 1.75 | 200 | 45 | 7.63 | 15 | 2 |
D6-25X9 | 2950 | 6.3 | 1.75 | 225 | 45 | 8.52 | 15 | 2 |
D6-25X10 | 2950 | 6.3 | 1.75 | 250 | 45 | 9.53 | 18.5 | 2 |
D6-25X11 | 2950 | 6.3 | 1.75 | 275 | 45 | 10.5 | 18.5 | 2 |
D6-25X12 | 2950 | 6.3 | 1.75 | 300 | 45 | 11.44 | 18.5 | 2 |
D12-25X3 | 2950 | 12.5 | 3.47 | 75 | 54 | 4.73 | 7.5 | 2 |
D12-25X4 | 2950 | 12.5 | 3.47 | 100 | 54 | 6.3 | 11 | 2 |
D12-25X5 | 2950 | 12.5 | 3.47 | 125 | 54 | 7.88 | 11 | 2 |
D12-25X6 | 2950 | 12.5 | 3.47 | 150 | 54 | 9.46 | 15 | 2 |
D12-25X7 | 2950 | 12.5 | 3.47 | 175 | 54 | 11 | 15 | 2 |
D12-25X8 | 2950 | 12.5 | 3.47 | 200 | 54 | 12.51 | 18.5 | 2 |
D12-25X9 | 2950 | 12.5 | 3.47 | 225 | 54 | 14.18 | 18.5 | 2 |
D12-25X10 | 2950 | 12.5 | 3.47 | 250 | 54 | 15.76 | 22 | 2 |
D12-25X11 | 2950 | 12.5 | 3.47 | 275 | 54 | 17.34 | 22 | 2 |
D12-25X12 | 2950 | 12.5 | 3.47 | 300 | 54 | 18.9 | 30 | 2 |
D25-30X3 | 2950 | 25 | 6.94 | 90 | 62 | 9.88 | 15 | 2 |
D25-30X4 | 2950 | 25 | 6.94 | 120 | 62 | 13.1 | 18.5 | 2 |
D25-30X5 | 2950 | 25 | 6.94 | 150 | 62 | 16.47 | 22 | 2 |
D25-30X6 | 2950 | 25 | 6.94 | 180 | 62 | 19.77 | 30 | 2 |
D25-30X7 | 2950 | 25 | 6.94 | 210 | 62 | 23.1 | 30 | 2 |
D25-30X8 | 2950 | 25 | 6.94 | 240 | 62 | 26.4 | 37 | 2 |
D25-30X9 | 2950 | 25 | 6.94 | 270 | 62 | 29.65 | 37 | 2 |
D25-30X10 | 2950 | 25 | 6.94 | 300 | 62 | 32.9 | 4.5 | 2 |
D25-50X3 | 2950 | 25 | 6.94 | 150 | 54 | 18.9 | 30 | 2.7 |
D25-50X4 | 2950 | 25 | 6.94 | 200 | 54 | 25.2 | 30 | 2.7 |
D25-50X5 | 2950 | 25 | 6.94 | 250 | 54 | 31.5 | 37 | 2.7 |
D25-50X6 | 2950 | 25 | 6.94 | 300 | 54 | 37.8 | 45 | 2.7 |
D25-50X7 | 2950 | 25 | 6.94 | 350 | 54 | 44.1 | 55 | 2.7 |
D25-50X8 | 2950 | 25 | 6.94 | 400 | 54 | 50.4 | 75 | 2.7 |
D25-50X9 | 2950 | 25 | 6.94 | 450 | 54 | 56.7 | 75 | 2.7 |
D25-50X10 | 2950 | 25 | 6.94 | 500 | 54 | 63 | 75 | 2.7 |
D46-30X3 | 2950 | 46 | 12.8 | 90 | 70 | 16.11 | 22 | 3 |
D46-30X4 | 2950 | 46 | 12.8 | 120 | 70 | 21.48 | 30 | 3 |
D46-30X5 | 2950 | 46 | 12.8 | 150 | 70 | 26.85 | 37 | 3 |
D46-30X6 | 2950 | 46 | 12.8 | 180 | 70 | 32.21 | 37 | 3 |
D46-30X7 | 2950 | 46 | 12.8 | 210 | 70 | 37.58 | 45 | 3 |
D46-30X8 | 2950 | 46 | 12.8 | 240 | 70 | 42.95 | 55 | 3 |
D46-30X9 | 2950 | 46 | 12.8 | 270 | 70 | 48.32 | 55 | 3 |
D46-30X10 | 2950 | 46 | 12.8 | 300 | 70 | 53.69 | 75 | 3 |
D46-50X3 | 2950 | 46 | 12.8 | 150 | 63 | 29.83 | 37 | 3 |
D46-50X4 | 2950 | 46 | 12.8 | 200 | 63 | 39.77 | 45 | 3 |
D46-50X5 | 2950 | 46 | 12.8 | 250 | 63 | 49.71 | 55 | 2.8 |
D46-50X6 | 2950 | 46 | 12.8 | 300 | 63 | 59.65 | 75 | 2.8 |
D46-50X7 | 2950 | 46 | 12.8 | 350 | 63 | 69.6 | 90 | 2.8 |
D46-50X8 | 2950 | 46 | 12.8 | 400 | 63 | 79.54 | 90 | 2.8 |
D46-50X9 | 2950 | 46 | 12.8 | 450 | 63 | 89.48 | 110 | 2.8 |
D46-50X10 | 2950 | 46 | 12.8 | 500 | 63 | 99.42 | 110 | 2.8 |
D46-50X11 | 2950 | 46 | 12.8 | 550 | 63 | 109.36 | 132 | 2.8 |
D46-50X12 | 2950 | 46 | 12.8 | 600 | 63 | 119.3 | 132 | 2.8 |
D85-45X2 | 2950 | 85 | 23.6 | 90 | 72 | 28.94 | 37 | 4.2 |
D85-45X3 | 2950 | 85 | 23.6 | 135 | 72 | 43.4 | 55 | 4.2 |
D85-45X4 | 2950 | 85 | 23.6 | 180 | 72 | 57.87 | 75 | 4.2 |
D85-45X5 | 2950 | 85 | 23.6 | 225 | 72 | 72.34 | 90 | 4.2 |
D85-45X6 | 2950 | 85 | 23.6 | 270 | 72 | 86.81 | 110 | 4.2 |
D85-45X7 | 2950 | 85 | 23.6 | 315 | 72 | 101.3 | 132 | 4.2 |
D85-45X8 | 2950 | 85 | 23.6 | 360 | 72 | 115.7 | 132 | 4.2 |
D85-45X9 | 2950 | 85 | 23.6 | 405 | 72 | 130.2 | 160 | 4.2 |
D85-67X3 | 2950 | 85 | 23.6 | 201 | 65 | 71.5 | 90 | 4 |
D85-67X4 | 2950 | 85 | 23.6 | 268 | 65 | 95.4 | 110 | 4 |
D85-67X5 | 2950 | 85 | 23.6 | 335 | 65 | 119.3 | 132 | 4 |
D85-67X6 | 2950 | 85 | 23.6 | 402 | 65 | 143.1 | 160 | 4 |
D85-67X7 | 2950 | 85 | 23.6 | 469 | 65 | 166.9 | 185 | 4 |
D85-67X8 | 2950 | 85 | 23.6 | 536 | 65 | 190.8 | 220 | 4 |
D85-67X9 | 2950 | 85 | 23.6 | 603 | 65 | 214.6 | 250 | 4 |
D155-30X2 | 1480 | 155 | 43 | 60 | 77 | 32.84 | 55 | 3.2 |
D155-30X3 | 1480 | 155 | 43 | 90 | 77 | 49.26 | 75 | 3.2 |
D155-30X4 | 1480 | 155 | 43 | 120 | 77 | 65.68 | 90 | 3.2 |
D155-30X5 | 1480 | 155 | 43 | 150 | 77 | 82.1 | 110 | 3.2 |
D155-30X6 | 1480 | 155 | 43 | 180 | 77 | 98.52 | 132 | 3.2 |
D155-30X7 | 1480 | 155 | 43 | 210 | 77 | 114.97 | 160 | 3.2 |
D155-30X8 | 1480 | 155 | 43 | 240 | 77 | 131.36 | 180 | 3.2 |
D155-30X9 | 1480 | 155 | 43 | 270 | 77 | 147.78 | 180 | 3.2 |
D155-30X10 | 1480 | 155 | 43 | 300 | 77 | 164.2 | 225 | 3.2 |
D155-67X3 | 2950 | 155 | 43 | 201 | 74 | 114.7 | 132 | 4.5 |
D155-67X4 | 2950 | 155 | 43 | 268 | 74 | 152.6 | 185 | 4.5 |
D155-67X5 | 2950 | 155 | 43 | 335 | 74 | 191 | 220 | 4.5 |
D155-67X6 | 2950 | 155 | 43 | 402 | 74 | 229.3 | 280 | 4.5 |
D155-67X7 | 2950 | 155 | 43 | 469 | 74 | 267.6 | 315 | 4.5 |
D155-67X8 | 2950 | 155 | 43 | 536 | 74 | 305.9 | 355 | 4.5 |
D155-67X9 | 2950 | 155 | 43 | 603 | 74 | 344 | 440 | 4.5 |
D280-43X2 | 1480 | 280 | 77.8 | 86 | 77 | 85.17 | 110 | 4 |
D280-43X3 | 1480 | 280 | 77.8 | 129 | 77 | 127.7 | 150 | 4 |
D280-43X4 | 1480 | 280 | 77.8 | 172 | 77 | 170.3 | 230 | 4 |
D280-43X5 | 1480 | 280 | 77.8 | 215 | 77 | 212.9 | 300 | 4 |
D280-43X6 | 1480 | 280 | 77.8 | 258 | 77 | 255.5 | 300 | 4 |
D280-43X7 | 1480 | 280 | 77.8 | 301 | 77 | 298.1 | 350 | 4 |
D280-43X8 | 1480 | 280 | 77.8 | 344 | 77 | 304.7 | 410 | 4 |
D280-43X9 | 1480 | 280 | 77.8 | 387 | 77 | 383.2 | 430 | 4 |
D280-65X6 | 1480 | 280 | 77.8 | 390 | 73 | 407.4 | 500 | 3 |
D280-65X7 | 1480 | 280 | 77.8 | 455 | 73 | 475.3 | 680 | 3 |
D280-65X8 | 1480 | 280 | 77.8 | 520 | 73 | 543.2 | 680 | 3 |
D280-65X9 | 1480 | 280 | 77.8 | 585 | 73 | 611.1 | 850 | 3 |
D280-65X10 | 1480 | 280 | 77.8 | 650 | 73 | 579 | 850 | 3 |
D450-60X3 | 1480 | 450 | 125 | 180 | 79 | 229.2 | 360 | 4.2 |
D450-60X4 | 1480 | 450 | 125 | 240 | 79 | 372.3 | 500 | 4.2 |
D450-60X5 | 1480 | 450 | 125 | 300 | 79 | 465.4 | 680 | 4.2 |
D450-60X6 | 1480 | 450 | 125 | 360 | 79 | 558.5 | 680 | 4.2 |
D450-60X7 | 1480 | 450 | 125 | 420 | 79 | 651.5 | 850 | 4.2 |
D450-60X8 | 1480 | 450 | 125 | 480 | 79 | 744.6 | 850 | 4.2 |
D450-60X9 | 1480 | 450 | 125 | 540 | 79 | 837.7 | 1050 | 4.2 |
D450-60X10 | 1480 | 450 | 125 | 600 | 79 | 930.8 | 1050 | 4.2 |
50D8X3 | 2950 | 18 | 5 | 25.5 | 64.5 | 1.935 | 2.2 | 3.6 |
(65D8X3) | 2950 | 18 | 5 | 25.5 | 64.5 | 1.935 | 2.2 | 3.6 |
50D8X4 | 2950 | 18 | 5 | 34 | 64.5 | 2.58 | 3 | 3.6 |
(65D8X4) | 2950 | 18 | 5 | 34 | 64.5 | 2.58 | 3 | 3.6 |
50D8X5 | 2950 | 18 | 5 | 42.5 | 64.5 | 3.225 | 4 | 3.6 |
(65D8X5) | 2950 | 18 | 5 | 42.5 | 64.5 | 3.225 | 4 | 3.6 |
50D8X6 | 2950 | 18 | 5 | 51 | 64.5 | 3.87 | 5.5 | 3.6 |
(65D8X6) | 2950 | 18 | 5 | 51 | 64.5 | 3.87 | 5.5 | 3.6 |
50D8X7 | 2950 | 18 | 5 | 59.5 | 64.5 | 4.515 | 5.5 | 3.6 |
(65D8X7) | 2950 | 18 | 5 | 59.5 | 64.5 | 4.515 | 5.5 | 3.6 |
50D8X8 | 2950 | 18 | 5 | 68 | 64.5 | 5.16 | 7.5 | 3.6 |
(65D8X8) | 2950 | 18 | 5 | 68 | 64.5 | 5.16 | 7.5 | 3.6 |
50D8X9 | 2950 | 18 | 5 | 76 | 64.5 | 5.805 | 7.5 | 3.6 |
(65D8X9) | 2950 | 18 | 5 | 76 | 64.5 | 5.805 | 7.5 | 3.6 |
80D12X2 | 2950 | 34.6 | 9.6 | 22.8 | 75 | 2.84 | 4 | 3.58 |
80D12X3 | 2950 | 34.6 | 9.6 | 34.2 | 75 | 4.26 | 5.5 | 3.58 |
80D12X4 | 2950 | 34.6 | 9.6 | 45.6 | 75 | 5.69 | 7.5 | 3.58 |
80D12X5 | 2950 | 34.6 | 9.6 | 57 | 75 | 7.1 | 11 | 3.58 |
80D12X6 | 2950 | 34.6 | 9.6 | 68.4 | 75 | 8.52 | 11 | 3.58 |
80D12X7 | 2950 | 34.6 | 9.6 | 79.8 | 75 | 9.94 | 15 | 3.58 |
80D12X8 | 2950 | 34.6 | 9.6 | 91.2 | 75 | 11.36 | 15 | 3.58 |
80D12X9 | 2950 | 34.6 | 9.6 | 102.9 | 75 | 12.78 | 15.5 | 3.58 |
80D30X3 | 2950 | 43 | 12 | 90 | 66 | 15.1 | 22 | 4 |
80D30X4 | 2950 | 43 | 12 | 120 | 66 | 20.1 | 30 | 4 |
80D30X5 | 2950 | 43 | 12 | 150 | 66 | 25.2 | 30 | 4 |
80D30X6 | 2950 | 43 | 12 | 180 | 66 | 30.2 | 37 | 4 |
80D30X7 | 2950 | 43 | 12 | 210 | 66 | 35.3 | 45 | 4 |
80D30X8 | 2950 | 43 | 12 | 240 | 66 | 40.3 | 55 | 4 |
80D30X9 | 2950 | 43 | 12 | 270 | 66 | 45.4 | 55 | 4 |
80D30X10 | 2950 | 43 | 12 | 300 | 66 | 50.4 | 75 | 4 |
100d16X2 | 2950 | 54 | 15 | 31 | 73 | 6 | 7.5 | 3.9 |
100d16X3 | 2950 | 54 | 15 | 51 | 73 | 10.27 | 15 | 3.9 |
100d16X4 | 2950 | 54 | 15 | 68 | 73 | 13.68 | 15 | 3.9 |
100d16X5 | 2950 | 54 | 15 | 85 | 73 | 17.1 | 22 | 3.9 |
100d16X6 | 2950 | 54 | 15 | 102 | 73 | 20.52 | 22 | 3.9 |
100d16X7 | 2950 | 54 | 15 | 119 | 73 | 23.94 | 30 | 3.9 |
100d16X8 | 2950 | 54 | 15 | 136 | 73 | 27.36 | 30 | 3.9 |
100d16X9 | 2950 | 54 | 15 | 153 | 73 | 30.78 | 37 | 3.9 |
100D24X2 | 2950 | 54 | 15 | 48 | 75 | 10.52 | 15 | 2.8 |
100D24X3 | 2950 | 54 | 15 | 72 | 75 | 15.78 | 18.5 | 2.8 |
100D24X4 | 2950 | 54 | 15 | 96 | 75 | 21.04 | 30 | 2.8 |
100D24X5 | 2950 | 54 | 15 | 120 | 75 | 26.5 | 30 | 2.8 |
100D24X6 | 2950 | 54 | 15 | 144 | 75 | 31.56 | 37 | 2.8 |
100D24X7 | 2950 | 54 | 15 | 168 | 75 | 36.82 | 45 | 2.8 |
100D24X8 | 2950 | 54 | 15 | 192 | 75 | 42.08 | 55 | 2.8 |
100D24X9 | 2950 | 54 | 15 | 216 | 75 | 47.41 | 55 | 2.8 |
100D24X10 | 2950 | 54 | 15 | 240 | 75 | 52 | 75 | 2.8 |
100D45X2 | 2950 | 85 | 23.6 | 90 | 68 | 30.7 | 37 | 4.9 |
100D45X3 | 2950 | 85 | 23.6 | 135 | 68 | 46 | 55 | 4.9 |
100D45X4 | 2950 | 85 | 23.6 | 180 | 68 | 61.5 | 75 | 4.9 |
100D45X5 | 2950 | 85 | 23.6 | 225 | 68 | 76.7 | 90 | 4.9 |
100D45X6 | 2950 | 85 | 23.6 | 270 | 68 | 92 | 110 | 4.9 |
100D45X7 | 2950 | 85 | 23.6 | 315 | 68 | 107 | 132 | 4.9 |
100D45X8 | 2950 | 85 | 23.6 | 360 | 68 | 122.5 | 132 | 4.9 |
100D45X9 | 2950 | 85 | 23.6 | 405 | 68 | 138 | 160 | 4.9 |
125D25X2 | 2950 | 101 | 28 | 43 | 77.5 | 15.2 | 22 | 3.9 |
125D25X3 | 2950 | 101 | 28 | 64.5 | 77.5 | 22.8 | 30 | 3.9 |
125D25X4 | 2950 | 101 | 28 | 86 | 77.5 | 30.4 | 37 | 3.9 |
125D25X5 | 2950 | 101 | 28 | 107.5 | 77.5 | 38 | 45 | 3.9 |
125D25X6 | 2950 | 101 | 28 | 129 | 77.5 | 45.6 | 55 | 3.9 |
125D25X7 | 2950 | 101 | 28 | 150.5 | 77.5 | 53.2 | 75 | 3.9 |
125D25X8 | 2950 | 101 | 28 | 172 | 77.5 | 60.8 | 75 | 3.9 |
125D25X9 | 2950 | 101 | 28 | 193.5 | 77.5 | 68.4 | 90 | 3.9 |
150D30X3 | 1480 | 155 | 43 | 92.1 | 77 | 50.5 | 75 | 3.5 |
150D30X4 | 1480 | 155 | 43 | 122.8 | 77 | 67.3 | 90 | 3.5 |
150D30X5 | 1480 | 155 | 43 | 152.5 | 77 | 83.6 | 110 | 3.5 |
150D30X6 | 1480 | 155 | 43 | 184.2 | 77 | 101 | 132 | 3.5 |
150D30X7 | 1480 | 155 | 43 | 214.9 | 77 | 118 | 160 | 3.5 |
150D30X8 | 1480 | 155 | 43 | 245.6 | 77 | 134.7 | 200 | 3.5 |
150D30X9 | 1480 | 155 | 43 | 276.3 | 77 | 151.5 | 200 | 3.5 |
150D30X10 | 1480 | 155 | 43 | 307 | 77 | 163.3 | 220 | 3.5 |
200D43X2 | 1480 | 288 | 80 | 81.6 | 80 | 80 | 110 | 4.7 |
200D43X3 | 1480 | 288 | 80 | 122.4 | 80 | 120 | 155 | 4.7 |
200D43X4 | 1480 | 288 | 80 | 163.2 | 80 | 160 | 225 | 4.7 |
200D43X5 | 1480 | 288 | 80 | 204 | 80 | 200 | 260 | 4.7 |
200D43X6 | 1480 | 288 | 80 | 244.8 | 80 | 240 | 300 | 4.7 |
200D43X7 | 1480 | 288 | 80 | 285.6 | 80 | 280 | 350 | 4.7 |
200D43X8 | 1480 | 288 | 80 | 226.4 | 80 | 320 | 410 | 4.7 |
200D43X9 | 1480 | 288 | 80 | 367.2 | 80 | 360 | 410 | 4.7 |
200D43X10 | 1480 | 288 | 80 | 410 | 410 | |||
200D65X2 | 1480 | 280 | 77.8 | 123 | 68 | 138 | 180 | 4 |
200D65X3 | 1480 | 280 | 77.8 | 184.5 | 68 | 207 | 260 | 4 |
200D65X4 | 1480 | 280 | 77.8 | 246 | 68 | 276 | 350 | 4 |
200D65X5 | 1480 | 280 | 77.8 | 307.5 | 68 | 345 | 440 | 4 |
200D65X6 | 1480 | 280 | 77.8 | 369 | 68 | 414 | 500 | 4 |
200D65X7 | 1480 | 280 | 77.8 | 430.5 | 68 | 483 | 680 | 4 |
200D65X8 | 1480 | 280 | 77.8 | 492 | 68 | 552 | 680 | 4 |
200D65X9 | 1480 | 280 | 77.8 | 553.5 | 68 | 621 | 850 | 4 |
200D65X10 | 1480 | 280 | 77.8 | 615 | 68 | 690 | 850 | 4 |
250D60X3 | 1480 | 450 | 77.8 | 180 | 77 | 286.5 | 350 | 4.5 |
250D60X4 | 1480 | 450 | 77.8 | 240 | 77 | 382 | 500 | 4.5 |
250D60X5 | 1480 | 450 | 77.8 | 300 | 77 | 400.8 | 680 | 4.5 |
250D60X6 | 1480 | 450 | 77.8 | 360 | 77 | 573 | 680 | 4.5 |
250D60X7 | 1480 | 450 | 77.8 | 420 | 77 | 668.5 | 850 | 4.5 |
250D60X8 | 1480 | 450 | 77.8 | 480 | 77 | 764 | 850 | 4.5 |
250D60X9 | 1480 | 450 | 77.8 | 540 | 77 | 859.5 | 1050 | 4.5 |
250D60X10 | 1480 | 450 | 77.8 | 600 | 77 | 955 | 1959 | 4.5 |
小区供暖泵「流量46方|扬程500米」110KW小区供暖泵「流量46方|扬程500米」110KW小区供暖泵「流量46方|扬程500米」110KW小区供暖泵「流量46方|扬程500米」110KW小区供暖泵「流量46方|扬程500米」110KW小区供暖泵「流量46方|扬程500米」110KW整个2017财年,阿里巴巴营收为人民币1582.73亿元(约合229.94亿美元),同比增长56%。净利润为人民币412.26亿元(约合59.89亿美元),较上年同期的人民币712.89亿元下滑42%。基于非美国通用会计准则,净利润为人民币578.71亿元(约合84.08亿美元),较上年同期的人民币427.91亿元增长35%阿里巴巴和亚马逊早已不是单纯的电商公司,两家在电影娱乐行业等都有涉足。不管是业务驱动,还是资本逐利的原因,阿里和亚马逊正在双双挺进5000亿美元市值俱乐部。第四财季,阿里巴巴集团收入为385.79亿元人民币,同比增长60%,创下自IPO以来最高季度收入增幅;非美国通用会计准则下的净利为104.4亿元人民币,同比增长38%。有业内人士在与《证券日报》记者交流时表示,专利战中,小公司告大公司一般都是为了要钱,大公司之间互相告,都是为了秀自己的技术能力,一般都是互有胜负,最后和解。全球界两大权威风向标——富国、FTSE富时罗素指数先后发布报告追捧阿里巴巴股票。富国对阿里巴巴给出“跑赢大盘”的评级,目标价225美元。富时罗素指数也首次将阿里巴巴纳入基准指数,以指导者关注这只中国科技股。