| 1. | Study of calculation model of pressure field of water injection string 注水管柱压力场计算模型研究 |
| 2. | Mm . hg milimetres of mercury 毫米汞柱压力单位 |
| 3. | Mercury absolute pressure 水银柱压力 |
| 4. | Liquid columnm manometer 液柱压力计 |
| 5. | Fluid column pressure 液柱压力 |
| 6. | Machine tools ; straight sided single acting mechanical presses with nominal forces from 400 kn to 4000 kn ; sizes 机床.额定功率从400kn到4000kn的机械式单动双柱压力 |
| 7. | We know that the weight of a cubic foot of air at 0 , and 76cm , pressure is 0 . 08l pound , or 12 cubic feet of air weigh a pound 我们知道, 1立方英尺的空气在0摄氏度和760毫米汞柱压力下,重量是0 . 81磅,也就是说12立方英尺空气的重量是1磅。 |
| 8. | Eg . we know that the weight of a cubic foot of air at 0 ? c and 76cm , pressure is 0 . 08l pound , or 12 cubic feet of air weigh a pound 我们知道, 1立方英尺的空气在0摄氏度和760毫米汞柱压力下,重量是0 . 81磅,也就是说12立方英尺空气的重量是1磅。 |
| 9. | Eg . we know that the weight of a cubic foot of air at 0oc and 76cm , pressure is 0 . 08l pound , or 12 cubic feet of air weigh a pound 我们知道, 1立方英尺的空气在0摄氏度和760毫米汞柱压力下,重量是0 . 81磅,也就是说12立方英尺空气的重量是1磅。 |
| 10. | Eg . we know that the weight of a cubic foot of air at 0oc and 76cm , pressure is 0 . 08l pound , or 12 cubic feet of air weigh a pound 我们知道, 1立方英尺的空气在0摄氏度和760毫米汞柱压力下,重量是0 . 81磅,也就是说12立方英尺空气的重量是1磅。五.句首不用阿拉伯数字,句末要尽量避免用阿拉伯数字。 |