我们用泵将石膏料浆打到一块用堤围起来的空地中.The gypsum slurry is pumped into a diked area.他们用泵把水打进水库.They pumped water into the reservoir.你需用泵着实抽吸几分钟,才能把油箱灌满.You will need to pump hard for several minutes to fill the tank....
对于任何一种导弹的伺服系统来说,使它的重量为最轻和体积为最小,几乎是最主要的要求了.Minimum weight and volume are almost overriding requirements for any missile servo.战斗部是导弹的有效载荷, 即运载物.The warhead is the missile's payload, or cargo.在较远的距离处较低的导弹速度也许将不会限制导弹的作...
He pulled himself together and said, " No, we must come to exactness. "他鼓起精神来说: “ 现在我们必须把事情弄个明白. ”This demand for clarity of thought and exactness of definition left his victims confused and reeling.他这种对思路清晰性和定义严密性的追求使被问...