主要经营产品为金刚石锯片, 软磨片等金刚石工具.Main business products for diamond saw, Ruanmo films as diamond tools.通过此技术的使用,最终可有效地提高磨片的使用寿命及打浆效果.The technology can effectively improve the service life of the disc and the beating effect.方法选择3...
Varying the style confuses everyone and signals poor attention to detail.混淆形式会迷惑所有人,而且标志着不注重细节.In our village, there is an antenna on every roof for receiving TV signals.在我们村里, 每家房顶上都有天线接收电视信号.Signals are made with flags...
The nonrigid helium - filled Blimp was principally developed by Alberto Santos - Dumont ( 1873 - 1932 ) .软式充填氦气的飞船主要是由桑托斯- 杜蒙特 发展改进.The gray oval is a blimp.灰色椭圆形是小型飞船.Scientists in the blimp did not see anything.小飞艇上的科学...