【单选题】本工程檐沟排水坡度为( )。 (2.5)
【判断题】离子交换树脂是一种不溶于水及一般酸、碱和有机溶剂的有机高分子化合物,它的化学稳定性良好,并且具有离子交换能力,其活性基团一般是多元酸或多元碱。
【单选题】下列哪个库是通用元件库?
A.
Miscellaneous Devices.IntLib
C.
Miscellaneous Connectors.IntLib
D.
Simulation Sources.IntLib
【单选题】In recent years, millions of peasants flood into cities to _______. [ ]
【单选题】Peasants earn their living by selling agricultural______in china.
【单选题】The capitalist-consumerist ideal promises paradise on condition that _____.
A.
The masses avoid luxuries, never throw food away.
B.
The rich remain greedy and spend their time making more money.
C.
Peasants live frugally, minding every penny they earn.
【单选题】患者患高血压病有3年,入院后给予降压药物等治疗在用药护理中指导患者改变体位时动作宜慢,其目的是