问题
单项选择题 A1/A2型题
暗视野显微镜常采用的照明为（）。
A.中心照明
B.临界照明
C.柯勒照明
D.斜射照明
E.落射式照明
答案
参考答案：D
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暗视野显微镜常采用的照明为（）。
A.中心照明
B.临界照明
C.柯勒照明
D.斜射照明
E.落射式照明
参考答案：D
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| Welcome to 2007 Summer Camp 2007 Summer Camp opens between 9:30 a.m. and 11:30 a.m. from July 20th to July 30th. All children aged 7-14 are welcome. Each child can take part in only one of the following activities and needs to pay ￥150 for it. 1. Sports (basketball, football, table tennis, etc.) 2. Interest Groups (painting, singing, dancing, piano, computer, etc.) 3. English World (songs, films, games, plays, etc.) Some American children are coming to the camp. If you really want to spend an interesting summer holiday, please join us for learning with fun. Act now! Book your seat as soon as possible either by phone or by e-mail. Pay before July 18th, then you can have a Mickey T-shirt as a member of the camp. Nanfang Children's Palace No. 23 Dongshan Street, Binhai City Tel: 83212563 E-mail: dsbc2007@childrenpalace.net | ||||||||||
Information Card for 2007 Summer Camp
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