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【判断题】
输出的具有电流源的差分放大电路,主要靠电流源的恒流特性来抑制温漂。
A.
正确
B.
错误
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举一反三
【单选题】On hearing the latest news about your mother's ill health, I ________ canceling your reservation at the Sheraton.
A.
on your behalf
B.
expelled from
C.
took the liberty
D.
was immune to
【单选题】On hearing the latest news about your mother’s ill health, I _________ canceling your reservation at the Sheraton.
A.
was filled with
B.
took the liberty of
C.
was immune to
D.
was expelled from
【判断题】( ) 金属材料的性能中熔点属于物理性能。
A.
正确
B.
错误
【单选题】治疗慢性肾炎病人肾素依赖性高血压首选
A.
血管紧张素Ⅱ受体拮抗剂
B.
血管紧张素转换酶抑制剂
C.
钙通道阻滞剂
D.
β受体阻滞剂
E.
利尿剂
【单选题】On hearing the latest news about your mother's ill health, I ________ canceling your reservation at the Sheraton.
A.
took the liberty of
B.
was immune to
C.
headed for
D.
pretended to
【简答题】Language Focus – Expressions in Use 1. She authorized her partner to carry out the daily responsibilities ( ) when she was on her business trip. 2. On hearing the latest news about your mother's ill h...
【单选题】听力原文:W Hi, Keiko. Have you confirmed your reservation at the hotel for the conference yet? I'm trying to decide whether to call and book early, or just wait and check in when I get there. I'm sure the...
A.
A new restaurant
B.
A leadership workshop
C.
Reserving a place to stay
D.
Traveling abroad
【多选题】PLC 的输出端可以与( )直接连接
A.
触点开关
B.
接触器
C.
行程开关
D.
电磁铁
【单选题】药物无潜在毒性,不易引起蓄积中毒,体现OTC药物遴选的()原则
A.
应用安全
B.
应用方便
C.
疗效确切
D.
质量稳定
【多选题】会计机构、会计人员进行内部会计监督的主要依据
A.
国家的财经法律、法规、政策
B.
国家法律、法规和国家统一的会计制度
C.
各单位内部的预算、财务计划、经济计划、业务计划
D.
各单位内部会计控制制度
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