干粉储存容器的现场检查主要包括（）。 A.电磁阀检查 B.外观质量检查 C.密封面检 发布时间：2017-04-26 11:51 │ 来源：www.tikuol.com 题型：多项选择题 问题： 干粉储存容器的现场检查主要包括（）。A.电磁阀检查B.外观质量检查C.密封面检查D.充装量检查E.喷头检查
题型：多项选择题 用方框中所给单词的适当形式填空，使短文完整正确。（每个单词限用一次）because advice bore good think'-read--song-love find difficulty This week we interviewed some students at Xiangjiang School about the best ways to learn more English, Many students said they learnt by using English. Some students had more specific I . Zeng Yike, for example, said the best way to learn new words was by____2___English magazines. She said that memorizing the words of' pop 3 also helped a little. When we asked about studying grammar, she said, "I never study grammar. It's to0 4 . " Yao Ming feels different. He's been learning English for six years and really 5 . it. He thinks studying grammar is a great way to leam a language. He also thinks that watching English movies isn't a bad way _ 6 he can watch the actors say the words.. Sometimes, however, he ________7______watching movies frustrating. The monitor said that.learning English was not 8 He said that watching English-laguage TV helped a lot. He 9 _ that doing lots of listening practice is one of the secrets of becoming a 10 language learner. 查看答案
题型：多项选择题 FIDIC《施工合同条件》规定，承包商完成工程并准备好竣工报告所需报送的资料后，应提前21天将某一确定的日期通知工程师，准备竣工验收，工程师应指示在该日期后 ( )天内的某日进行验收。A．7B．14C．28D．42 查看答案
题型：多项选择题 设关系R=(A，B，C)，与SQL语句SELECT DISTINCT A FROM R WHERE B=17等价的关系代数表达式是( )A．πA(B．σB＝17(C．πA(σB＝17()D．σB＝17(πA() 查看答案