Fewer workers are needed to solder circuit boards.焊接电路板需要的工人更少了。Joints between reinforcement members can be made satisfactorily with tin solder.锡焊能够满意地做成加筋构件之间的接头.A number of metals and alloys, how ever , are difficult t...
Joints between reinforcement members can be made satisfactorily with tin solder.锡焊能够满意地做成加筋构件之间的接头.Single plated nickel barrier terminations has excellent solder heat resistance for soldering.外部电极为镍的电镀构造,于焊接时具有极优越的耐热性.Fe...
He grinned at her ruefully.他遗憾地对她咧嘴一笑。He grinned his approval.他以一笑表示同意。Sarah tried several times to catch Philip's eye, but he just grinned at her.萨拉几次想引起菲利普的注意，但是他只是冲她咧嘴笑了笑。She grinned derisively while I seethed wi...
盖尔镇定地注视着哈里，沉默了片刻。Gail was silent for a moment, regarding Harry with his steady gaze.片刻之后，他们身边出现了一只装着香槟的冰桶。A moment or two later champagne in an ice-bucket materialized beside them.他只求一杯清茶、片刻小憩。All he wanted was a cup of ...