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【判断题】
LED日光灯中的2835灯珠为面光源A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】阅读下列短文,从每题所给的四个选项(A、B、C、D)中,选出最佳选项,并填写在答题卡上。 Katie, a popular student in her small high school, started college , hoping to do well in her courses and be best friends with her roommates. But things di...
【单选题】关于裸眼中井筒有效液柱压力的描述,错误的是
A.
为防止溢流或井喷，井筒有效液柱压力不得低于地层孔隙压力
B.
为了安全施工，井筒有效液柱压力越大越好
C.
为了防止井塌，井筒有效液柱压力不得低于地层坍塌压力
D.
为了防止井漏，井筒有效液柱压力不得高于地层破裂压力
【简答题】Directions: Listen to recording 1.5 and complete these extracts with words or expressions from the conversation. A. check B. I didn’t catch that C. spell that for D. Hold on a second E. I’ve got that ...
【简答题】Directions: Fill in the blanks with the words or expressions given below. Change the form where necessary. (1) He escaped without a . (2) If you do not to excellence, you will never achieve it. (3) Ev...
【简答题】和谐就是没有矛盾，有矛盾就不和谐。
【简答题】It was time to break free. I needed to run away and the Bloomsburg Fair was the best place to go. I don’t know if you can call it running away wince it was only and hour away from my home. But once I ...
【简答题】社会和谐就是没有矛盾。（ ）
【单选题】当事人行使法定解除权主张解除合同的，合同自( )时解除。
A.
解除通知发出
B.
法院作出解除合同的判决
C.
解除通知到达对方当事人
D.
解除权人向法院主张行使解除权
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