The shooting occurred in the 34th Precinct.枪击事件发生在第34警区。The Centre was a pedestrian precinct with a bandstand in the middle.该中心是步行商业区，正中央有一个室外音乐演奏台。a pedestrian precinct行人专用区The driver said impassively, " You better chec...
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...
泵的抽气速率与气体的性质有关.Lashing velocity of pump is concerned with nature of air.现在已经采用了低温吸附技术和吸气离子泵的近代电子抽气设备.Recent electronic means of pumping using low temperature sorption techniques and getter - ion pumps have been introduce...