I can't spend the rest of my life wishing it hadn't happened. Life goes on.我不能下半辈子一直活在希望这事没有发生的阴影中。生活还是要继续。Not wishing to displease her, he avoided answering the question.为了不惹她生气，他对这个问题避而不答。Wishing you a Merry ...
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...
The absorption of many molecular layers could be reestablished by rinsing the foils with tap water.多分子层的吸附作用可用自来水淋洗金属箔而重新实现.Carbon stripping foils were prepared by AC or DC arc discharge method.碳剥离膜可用交流电弧法或直流电弧法来制备,也可用交直...