The shooting occurred in the 34th Precinct.枪击事件发生在第34警区。The driver said impassively, " You better check with your precinct.司机不动声色他说: “ 你最好还是到你们管区警察局里去查一查再说吧.The tradespeople in his precinct appreciated it. And they showe...
他让一束电火花穿过了一团混合气体。He passed an electric spark through a mixture of gases.开发新一代高品质电火花成形机.The development of a new generation of high - quality electric spark forming machines.此外, 还有焊接 、 电火花加工 、 激光加工等.In addition, there are...