渣水处理闪蒸系统包括()三级闪蒸罐
A、V1401
B、V1402
C、V1403
D、V1404
参考答案:A, C, D
Expected noises are usually more _____ than unexpected ones of the like magnitude.
A.manageable
B.controllable
C.tolerable
D.perceivable
婴儿出生后,卵圆孔解剖上关闭的年龄大多是
A.2~4个月
B.5~7个月
C.8~10个月
D.10~12个月
E.12~18个月