Unlike a rocket engine, the jet engine, as you know, is an "air breather" . 正如你们所知道的,这种喷气发动机与火箭发动机不同:它是“空气喷气发动机”。
Understanding of the scour problem has been aided considerably by investigations of scour by jets . 理解冲刷问题在相当大的程度上曾借助于射流冲刷的研究。
Correlations relating spray properties to the degradation of jet properties have not yet been devised . 至于喷雾特性对射流参数的影响,到目前为止尚不清楚。
A high-speed jet is formed in the bubble due to the convolution of the fluid on the boundary of the bubble . 由于在气泡边缘上流体的回旋,在气泡中形成了高速射流。
When he swims in the sea a big jet of water comes out into the air from the hole in his head . 当他在大海中游泳的时候,一股水柱就会从他头顶上的洞里喷出,喷向空中。
Houses near airports sometimes have their windows broken by the noise of jet planes passing overhead . 机场附近的房屋的窗户有时被在上空飞过的喷气式飞机的响声震破。
The final part of this section deals with the effects of shock waves on the breakup of liquid jets and drops . 本节最后一部分涉及的是激波对液体射流和液滴破裂的影响。
We have enriched our lives by creating physical mobility through the motor car , the jet aeroplane , and other . 通过汽车、喷气飞机创造了人体的机动性,从而丰富了我们的人生。
A variety of mechanical surfaces have been employed for deflecting the exhaust jets of solid-propellant rockets . 人们已经用过各种类型的机械控制面来偏转固体推进剂火箭的排气流。
The u.s. space shuttle took to the air for the first time on february 18, attached to the top of a boeing 747 jet . 美国航天飞机于2月18日首次试航,航天飞机驮在波音747喷气飞机的背上。