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 Estonian parliament has passed a resolution declaring the republic fully independent.爱沙尼亚议会已经通过了宣布共和国完全独立的决议。He turned up in northern Cyprus, declaring himself happy to be home.他出现在塞浦路斯北部，声称自己很高兴又回家了。They ceremonious...