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- available net head 净有效(可用)水头
- Available net positive suction head 有效净正吸入压头
- For the low head hydro power station,the diameter of turbine will be relatively large, and the rated speed will be very low as well if the rated net head is lower than 10m. 在低水头电站中 ,设计水头在 10m以下时 ,水轮机的转轮直径相对较大 ,而机组的转速相对很低。
- The net head weight is 1.8kg. 单球质量1 .;8 kg;
- His eloquence did not avail against the facts. 他的雄辩在事实面前不起什么作用。
- Joe tried to pull the heavy cart, but to no avail. 乔想拉那部笨重的大车，但是拉不动。
- Nothing could avail the dying patient. 没有任何东西能挽救那个濒死者
- He hit the tennis ball over the net. 他把网球打过了网。
- The ball glanced off the goal post into the net. 球撞到球门柱上斜飞入网。
- The net weight of this jar of coffee is 180 grams. 这瓶咖啡净重180克。
- Deodorants are available as aerosols or roll-ons. 除臭剂有喷雾装或滚抹装。
- The advice we got was of no avail. 我们得到的建议完全没用。
- If I lose my job, I've got no safety net. 我丢掉这份工作就无计可施了。
- Such a statement will not avail. 这样的声明没有什么用。
- The fish tangled in the mesh of the net has died. 那条卡在网眼上的鱼已经死了。
- The medicine did not avail against the disease. 这种药对这种病没有产生疗效。
- Speeches and protests were of no avail. 演讲和抗议全都徒劳。
- Practise throwing the ball into the net. 练习投篮。
- We tried to revive him but without avail. 我们试图使他苏醒,但没有成功。
- Keys are available on application to the principal. 向校长申请就可得到钥匙。
