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【多选题】
想要以有效和高效率的方式提供产品或服务，就需要有一个高设备利用率和最低限度的停工时间的作业系统。因此管理者需要关心维护控制。维护控制有三种方式：A.
预防维护
B.
补救维护
C.
全面维护
D.
条件维护
拍照语音搜题，微信中搜索"皮皮学"使用
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知识点：
皮皮学刷刷变学霸
举一反三
【简答题】汽车上的双雨刮器采用的是 机构
【单选题】What do you do to【21】care of the books in your library? Some of the most collectors【22】to read the books in their collection【23】the books remain in mint【24】. Others buy two copies of a book they【25】on...
A.
put
B.
get
C.
take
D.
give
【单选题】Color is very important to most animals for it helps them to get along in the world. Color【21】to make an animal difficult for its enemies to【22】. Many animals match their【23】 so well that as long as t...
A.
helps
B.
contributes
C.
tries
D.
manages
【简答题】汽车上的双雨刮器采用的是 ___________ 机构。
【简答题】根据下列句子及所给单词的首字母，写出各单词的完全形式（每空限填一词）。 1. Of the twelve m_____ in the year, January comes first. 2. Jackie, do remember to wash your hands b_____ the meal! 3. Mary's suitcase was too heavy; Mike c_____ i...
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