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【单选题】
无菌持物钳的正确使用方法是A.
取放无菌持物钳时,将钳端闭合
B.
无菌持物钳可用于夹取油纱
C.
钳端向上,用后立即返回
D.
门诊应每周更换一次
E.
手持持物钳的上四分之一处
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【简答题】A．They raise the question of whether Italy is governable. B．They show that the governing coalition wins the election. C．They raise the question of whether The Independent support the election. D．They ...
【简答题】镍锭:镍锭,镍含量99.8%。
【多选题】Directions: match the term in the left column with the definition in the right column. (1)acquisition
A.
n. from the Latin fiducia, meaning "trust," a person (or a business like a bank or stock brokerage) who has the power and obligation to act for another (often called the beneficiary) under circumstances which require total trust, good faith and honesty.
B.
E nding of a partnership relationship caused by the withdrawal of one of the partners from the relationship
C.
n. a member of the governing board of a corporation or association elected or re-elected at annual meetings of the shareholders or members.
D.
the condition of having more debts (liabilities) than total assets which might be available to pay them, even if the assets were mortgaged or sold.
E.
T o determine the liabilities and apportion the assets of esp. in bankruptcy or dissolution
F.
T he acquisition of control or possession (as of a corporation)
G.
T o bring to an end by taking care of unfinished business
H.
n. the administration of an insolvent debtor ’ s property by the court for the benefit of the debtor ’ s creditors
I.
the joining together of two corporations in which one corporation transfers all of its assets to the other, which continues to exist. In effect one corporation "swallows" the other, but the shareholders of the swallowed company receive shares of the surviving corporation.
J.
the obtaining of controlling interest in a company (2)merger (3)bankruptcy (4)director (5)dissolve (6)fiduciary (7)insolvency (8)liquidate (9)takeover (10)wind up
【单选题】一束光强为I0的自然光垂直穿过两个偏振片，且此两偏振片的偏振化方向成45°角，若不考虑偏振片的反射和吸收，则穿过两个偏振片后的光强I为( )。
A.
B.
I0/4
C.
I0/2
【简答题】镍锭（镍含量99.8%）
【单选题】一束光强为I0的自然光垂直穿过两个偏振片，且此两偏振片的偏振方向成45°角，若不考虑偏振片的反射和吸收，则穿过两个偏振片后的光强I等于：
A.
I0/4
B.
I0/4
C.
I02
D.
I0／2
【简答题】一束光强为 I 0 的自然光垂直穿过两个偏振片，且此两偏振片的偏振化方向成 45 ° 角，若不考虑偏振片的反射和吸收，则穿过两个偏振片后的光强 I 为 () 。
【简答题】常用的酒精消毒浓度为 ______________。
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