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【单选题】
卧式热压灭菌柜操作方法中不正确的是A.
预热时冷空气
B.
灭菌时间必须由瓶内全部药液温度达到所要求温度时算起
C.
灭菌完毕后即可大开柜门
D.
灭菌室清洗干净后将门关闭，但不能锁紧。
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【单选题】The government ______ that the economy grew at about 2 percent last year.
A.
has estimated
B.
estimates
C.
estimate
D.
had estimated
【单选题】一般而言，一个投资项目，只有当其()高于其资本成本率，在经济上才是合理的;否则，该项目将无利可图，甚至会发生亏损。
A.
预期资本成本率
B.
投资收益率
C.
无风险收益率
D.
市场组合的期望收益率
【简答题】从Ⅱ栏中选出与Ⅰ栏相对应的最佳选项。 Ⅰ ( )1. How often do you go to the library? ( )2. How are you feeling today? ( )3. Would you mind opening the windows? ( )4. Look at my new watch. ( )5. Thanks f...
【单选题】But China’s AI aspirations are as economic as they are political, coming at a historic stall in the country’s previously rapid growth — in 2016, the economy grew at its slowest rate since 1990.
A.
ambitions
B.
inspiration
C.
expiration
D.
determination
【单选题】The economy grew at its fastest rate since 1980 thanks to a(n) ______ in world trade.
A.
inflation
B.
stimulus
C.
bulge
D.
boom
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