关于重整反应系统“过氯”的现象，下列叙述正确的是（）。
A、反应总温降增加
B、循环氢纯度上升
C、稳定塔排气量增加
D、C5+液收增加
参考答案：C
If he _____ my advice, he wouldn't have lost his job. [ ]
A. followed
B. should follow
C. had followed
D. would follow
GK阀止回阀弹簧的自由高为（）。
A.34.5～35.5mm
B.41～45mm
C.31.5～34mm
D.65～68.5mm
