The lighter version used liquid hydrogen, the heavier used hypergolic propellants.较轻的推进器采用液态氢, 较重的采用自燃推进剂.Pressure - fed engines are particularly susceptible to dissolved gas in the propellants.挤压 式 发动机对推进剂中溶解的气体特别敏感.Thi...
By 1978, in the USA, the use of CFCs in aerosol propellants was banned.美国自1978年起禁止在喷雾剂压缩气体中使用含氯氟烃。This law closely resembles that obtained with conventional propellants.这种规律非常类似于用普通推进剂所得出的规律.The lighter version used liqu...
汗水使他的头发粘在一起.Perspiration clotted his hair.如果脱模剂发粘, 则减少硅酸盐.If the mold spray is sticky, reduce the silicate.邮票的背面湿了就会发粘. 0?The back of a stamp gets sticky when it's wet....
The board reversed its decision and asked Mr. Evans to stay on.委员会改变了决定，请求埃文斯先生留下。The nation's highest court reversed the lower court's decision.该国最高法院已推翻了下级法院的判决。The car reversed into the loading bay.汽车倒入装卸间。...
I love deadline, especially like the swooshing sound theyas they goby.我喜欢最后期限, 尤其是它飞驰而过时的“飕飕”声.Objective To explore the feasibility of bare goby a laboratory animal.目的探索裸项栉鰕虎鱼作为实验动物的可行性.We can goby ship.我们可以乘船出行....
They leave unwanted objects in drawers, cupboards and attics.他们把暂时不需要的东西放在抽屉里 、 壁橱中和搁楼上.He rummaged busily in the attics of European literature, bringing to light much of interest.他在欧洲文学的阁楼里忙着翻箱倒笼, 找到了不少有趣的东西.Above the f...
他进厂时真是满肚子不痛快.By the time he reached the factory he was very sour.俺这阵儿和鸟儿一样,满肚子的小曲儿.I'm as full of notes as a bird now!那个水手满肚子都是探险故事.The sailor have a rich stock of tales of adventure....
There are hefty charges across the board for one-way rental.各处对单程租赁的收费都很高。The President promised across-the-board tax cuts if re-elected.总统许诺如果能再次当选将采取全面的减税措施。It is very cold outside, you'd better come indoors acros...
脸部的略图a crude drawing of a face画一幅北美的略图.Outline a map of North America.当全部观测方向都已包括时, 略图就正确地表示出图形.When all observed directions have been included, the diagram will correctly represent the figure....