Blades and segments are welded by braze, which facilitate change of segment.刀头的刀柄和刀头分开使用铜焊焊接, 容易更换刀头.The basic principle of vacuum braze and its application in manufacturing gas chromatograph are described.介绍了真空钎焊技术的基本原理...
I went everywhere for treatment, tried all sorts of quacks.我四处求医，看过了各种各样的江湖郎中。Hard - working medical men may come to be almost as mischievous as quacks.辛勤工作的医生可能变成江湖郎中那样的骗子.When you go to the fair, beware of the quacks s...
在昨日星辰客栈，我总有种宾至如归的感觉。I always feel at home at Ye Olde Starre Inn.在昨日的董事会上我们 全票 经过该提案.We all passed the bill on yesterday & rsquo , s board meeting.中小 板个股逞强活跃大盘的局面在昨日发生变化.Small and medium - sized panels overexert active st...
golfers practising their swings练习挥杆动作的高尔夫球手She spent hours practising the breast stroke.她花了数小时练习蛙泳。An art historian and collector, he was also a practising architect.他身为艺术历史学家和收藏家，同时也是一名从业建筑师。As we have been practising r...