火车进站后, 火车头开始放气.After the train got to the station, the engine began to blow off.杜瓦微漏孔和真空室内部材料放气使杜瓦真空度下降.Leakage and outgas of dewar vacuum vessel also is analysed.注意: 在进入拉削时一定要关闭放气开关.Notice: When broaching, make sure tha...
He spun the steering-wheel so that we yawed from side to side.他急速打着舵轮，把我们搞得摇来晃去的。As the wheel turned, the potter shaped the clay.轮子一边转动，制陶工人一边拉坯。Catlett got behind the wheel and I sat in back.卡特利特开车，我坐在车子后面。...
He was saucy and mischievous when he was working.他工作时总爱调皮捣蛋.a mischievous goblin作弄人的妖精He's a little mischievous.他有一点淘气。Discovering this, the mischievous boy wrote Meg a passionate love - letter, purporting to be fro...
The special trimming for the fluorspar in Hatch No.2 is up to our requirements demands .二舱氟石的特殊平舱达到了我们的要求.The raw materials used in the production of perfluoropolyethers are a mineral ( fluorspar ) and methane.用于生产全氟聚醚...