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通畅触电者气道可用仰头抬颌法。
一开前应测量钻具漂移情况、可开钻的条件是斜度不大于()度。
挑梁的支座是()。
力在某轴上的投影等于零,则此力与该轴()
商业银行的主要风险,按环境可划分为()。
机场线公务电话与专用电话采用的是哈里斯机型()。
男性,34岁,农民。频繁腹泻及呕吐1d来诊。腹泻约20余次,水样便,伴腓肠肌抽痛,无明显腹痛。体检:神志清,明显脱水征,BP8/5.3kPa(60/40mmHg),血浆比重1.035,红细胞比容0.60(60%),WBC18×109/L,大便光镜检WBC0~2/HP。经大便悬滴及涂片检查初步诊断为副霍乱。 根据病人症状及血浆比重,24h内应计划补液量是()
苯二氮䓬类抗焦虑药物的主要作用是( )。
颞下颌关节复位后,一般固定下颌()
心跳骤停后进行胸外按摩时,肾上腺素的给药途径最好是()
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The bosun is greasing the (). It is well greased.
Wire ropes should be greased ().
()should be greased every month or two and it should be kept on a reel when not ...
All the cargo wires must be greased ().
Wire rope should be greased ()when not in use.
All the cargo wires must be greased ().
Bosun, shall I close the hatch?()
Which hold will be the first to be finished, Bosun? ()
Bosun, we’ve finished painting the ()already.
The bosun is satisfied ()your work.