储户在办理以下存款时都设密码，可办理市辖通存通兑取款的（）。
A、活期存单结清
B、活折结清
C、定期提前支取
D、整整到期
参考答案：A, C, D
Only when________the data again________that there was a mistake. [ ]
A. they had studied；did they realize
B. they had studied；realized they
C. had they studied；did they realize
D. had they studied；realized they
离心泵的主要部件有吸入室、叶轮、压出室、轴向推力平衡装置及密封装置等。
