Hypoid gear transmission is the most complicated transmission. The parameters of ma - chinking are hard to cakulate.准双曲面齿轮是齿轮传动中最复杂的, 其工艺锥参数和加工调整计算都涉及两个相错圆锥的相切接触条件.Fixtures are generally mechanical devices used to assist...
The planet is probably in orbit around a small star.这颗行星可能正环绕着一颗小恒星运行。Yet bigger satellites will be sent up into orbit.更为大型的卫星将被送入轨道。The orbit of this comet intersects the orbit of the Earth.这颗彗星的轨道与地球的轨道交叉。...
Marine snakes use a similar desalting mechanism.海蛇也运用类似的脱盐机制.Principal application of reverse osmosis has been in desalting brackish waters for domestic consumption.反渗透主要应用于生活用含盐水的脱盐.High velocity electrical desalting te...
Farmers thresh grain with threshing machines.农民用脱粒机脱粒.Nowadays most farmers use a machine to thresh their wheat.现在多数农民使用机器脱麦粒.In some villages farmers use a machine to thresh wheat.在一些村子里,农民用机器来打麦....