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【多选题】
下列哪些选项属于光电测试技术的发展趋势？A.
发展纳米、亚纳米光精度的光电测量新技术
B.
发展小型、快速的微型光、机、电测试系统
C.
发展开环控制的光电测试系统
D.
向人们无法触及的领域发展
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举一反三
【简答题】Which of the following will not cause a change in the owners' equity of a business?
【简答题】A．The owners were reluctant to change things. B．The magazine didn't make any profit. C．The owners wanted her to leave. D．The magazine was unpopular.
【单选题】铺无菌手术单的原则以下哪项是错误的
A.
铺手术野野的手术巾时的顺序是先下后上，再对侧，最后铺近侧
B.
铺置第一层手术巾后，医生应再次消毒手臂后穿无菌一戴手套后铺置其他层无菌巾
C.
铺手术野野的手术巾时的顺序是先上后下，再近侧，最后铺对侧
D.
展开的无菌巾较大时，应用持单角，向内翻转遮住手背，以免双手被污染
E.
双手切口周围及器械盘上应该铺置无菌单四层以上，其他部位至少铺置两层以上
【单选题】Which of the following will cause a change in the owners' equity of a business?
A.
Purchase of equipment with cash
B.
Pay off the liability with cash
C.
Investment of cash in the business by the owner.
D.
Sale of equipment for cash at cost
【单选题】Which of the following will not cause a change in the owners' equity of a business?
A.
Purchase of land with cash.
B.
Withdrawal of cash by the owner.
C.
Sale of land at a profit.
D.
Losses from unprofitable operations.
【简答题】某兴趣小组在实验室用加热乙醇、浓H 2 SO 4 、溴化钠和少量水的混合物来制备溴乙烷，检验反应的部分副产物，并探究溴乙烷的性质． （一）溴乙烷的制备及产物的检验：设计了如图1装置，其中夹持仪器、加热仪器及冷却水管没有画出．请根据实验步骤，回答下列问题： （1）仪器A的名称是______． （2）制备操作中，加入的少量的水，其目的是______．（填字母） a．减少副产物烯和醚的生成 b．减少Br...
【单选题】The change in owners' equity due to only revenue and expense transactions is explained by the:
A.
Statement of cash flows.
B.
Statement of financial position.
C.
Income statement
D.
Tax return.
【判断题】The transfer of surplus reserves to additional capital will not cause the total owners' equity to change.
A.
正确
B.
错误
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