单选题
发布日期:2021-03-22
excessive pump speed
excessive suction head
worn wearing rings
gross pump misalignment
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此试题出现在
地堑(graben)
计量科学研究课题的阶段划分一般包括()。
一些少数民族近年来调整发展思路,经济实现了由畜牧业主导向工业主导的历史性转变。牧民们结束了“______”、“穹庐帷帐”的游牧生活,住进了砖瓦房,各类设施、电器______。填入划横线部分最恰当的一项是( )。
归国移民失业率高的原因是复杂的,国内就业机会不足固然重要,但也与他们的()和业务素质有关。
办理结算业务必须遵循的原则是什么?
患者男,37岁,因“体检发现纵隔肿物”入院。患者无不适症状,查体无明显异常。胸部X线片:患者前上纵隔可见一个椭圆形、无分叶的孤立性块影。胸部CT增强扫描:该肿块影得到迅速增强。可作为确诊依据的实验室检查是()
秦始皇统一后,将原诸侯国的旧贵族迁居到秦的都城洛邑附近。
壮锦
WINDOWS中安装新的汉字输入方法可在()完成?
这是最好的城际竞技场。每一次申办承办,都是一次巧妙的城市公关。对于新生显贵而言,这的确是千载难逢的登堂入室的绝好台阶。国际奥委会委员们在每一张选票上,并不是单纯的打钩画叉,他们亦在谱绘世界风云榜上城际间的升跌走势图。这段话意在表明( )。
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