通过对气体腰轮流量计的误差与压力损失测量的试验结果可以推测，气体密度ρ越大，漏失量ε（）
A.与气体密度毫无关系
B.越大
C.越小
D.一定
参考答案：C
— What did you see at that time?
— When the ship was on ____ point of sinking, people on ____ board rushed to the bank like ____ crazy.
A．the; /; /
B．a; /; /
C．the; a; /
D．the; /; a
M5（）内，上过胶的纸带包封烟条并封合接缝。
A.烟枪槽
B.粘接室
C.防护盖板
D.支撑轨
