凡事应该用脑筋好好想一想.We should always use our brains and think everything over carefully.肯用脑筋的人永远胜过别人.A man who can think will always gain an advantage over others....
D isometric view for total immersion into the ring.三维等距的看法总沉浸到环.Although there are many superiorities in isometric profile connection , machining isometric profile shaft annoys us.等距型面轴联结具有很多优越性,然而对等距型面轴的加工一直困扰着我们.The co...
甲烷和丙烷是烷烃。Methane and propane are alkanes.某碳氢化合物已知可能是烯烃或是烷烃.A hydrocarbon was known to be either an alkene or alkane.直链烷烃使机器的 “ 爆震 ” 问题更加严重.The straight - chain alkanes exacerbate the problem of engine " knock "....
The carotid arteries should be palpated and auscultated for bruits.必须触诊颈动脉搏动情况,和听诊颈动脉是否有血管杂音.If adventitious sounds are auscultated, have client cough.如有附加音,嘱病人咳嗽....