【单选题】Tabor made his first fortune
A.
by supplying two prospective miners and getting in return a one-third interest in the findings
B.
because he was persuaded by the two miners to quit supplying
C.
by buying the shares of the other
【单选题】支气管扩张患者在施行体位引流时,错误的护理是
【判断题】凡是含孔材料,其干表观密度均比其密度小。
【判断题】预算线上的各点说明每种商品的组合是相同的。
【判断题】( )预应力钢丝的张拉力,一般用油泵读数校核。
【判断题】凡是含孔材料,其表观密度均比密度小。( )