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问题 单项选择题

成分输血的优点不包括

A．减轻输注全血所致的血液循环负担

B．减少各种免疫抗体的产生

C．减少传染肝炎的机会

D．减少肺梗死的发生率

E．节约用血，避免浪费

答案

参考答案：B

单项选择题

The earned value technique is a commonly used method of performance measurement．It integrates project scop,schedule,and cost measures to help the project management team assess project performance.If aproject's Cost Performance Index(CPI=EV/AC) value less than 1.0，it means that______。

A．the cost savings for work completed
B．the project is ahead of its planned schedule
C．the cost overrun for work completed
D．less work was completed than was planned
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单项选择题

关于CIN的治疗以下错误的是：（）

A.CINⅠ：需行宫颈锥形切除术

B.CINⅠ：可冷冻治疗或激光治疗

C.CINⅡ：可用冷冻治疗或选用激光治疗或宫颈锥形切除病灶

D.CINⅢ：无生育要求者行子宫全切除术

E.CINⅢ：年轻、希望生育者可行宫颈锥形切除术
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