我所坐的这辆车恰巧是个不定时的马车.It happened to be a chance coach that I had taken up.所有需要精确定时的系统都要用晶体.All systems requiring accurate timing will require a crystal.应该鼓励员工去散步,作为他们定时的放松.Staff should be encouraged to take regular breaks t...
Police, weary and increasingly sour in mood, wonder aloud why the situation has been allowed to deteriorate.警察们疲惫不堪，心情也越来越糟糕，他们不禁满腹狐疑地问：为什么听凭情况不断地恶化下去？There are fears that the situation might deteriorate into full-scale ...
The physical and chemical property, applications and synthesis processes of mannitol were reviewed.介绍了甘露醇的性质和用途,几种制备甘露醇的原理、工艺条件及研究进展.Plus mannitol to reduce its accumulated in the tubular cells.加用甘露醇可减少其在肾小管中积聚.Other Ing...