The hot air permitted higher speeds before the critical Mach number was exceeded.熱空氣可使之在超過臨界馬赫數之前達到更快的速度。The hot air permitted higher speeds before the critical Mach number was exceeded...熱空氣可使之在超過臨界馬赫數之前達到更快的速度。The aim ...
The hot air permitted higher speeds before the critical Mach number was exceeded.熱空氣可使之在超過臨界馬赫數之前達到更快的速度。The aim is to fly at about Mach 2, twice the speed of sound.目標是以大約2馬赫的速度飛行，也就是音速的兩倍。Empirical results are needed in...
It was prepared by the reaction of 12 H - dibenzo [ d , g ] [ 1,3 ] dioxocin - 6 - carboxylic acid with acetoxime.由二苯并-1,3-二氧雜 - 環辛烷 -2- 羧酸經兩步反應制得, 總收率70%....
感冒是上呼吸道的感染。A cold is an infection of the upper respiratory tract.在不干凈的水中洗澡，他們可能會受到感染。By bathing in unclean water, they expose themselves to contamination.我們的醫生診斷是喉部感染，并且開了一些抗生素和小劑量阿司匹林。Our doctor diagnosed a throat infec...
Daniel's few encounters with Gold had been characterized by a laboured politeness.丹尼爾與戈爾德的幾次碰面都只是虛禮客套一番。Encounters of like charges act to diminish the coagulation rate.同性帶電粒子間的碰撞作用減少凝聚率.She had heard of these encoun...
Please wash the dishes with the soapy water containing disinfectant.請用含消毒劑的肥皂水洗盤子.I'm not going to wash the dishes, that's your job.我不洗那些盤子, 那是你的事.'Billy, I think it's your turn to wash the dishes,�...