以下缩写是指:ODS(). A.气相色谱法 B.高效液相色谱法 C.十八烷基硅烷 发布时间:2018-05-07 17:49 │ 来源:www.tikuol.com 题型:单项选择题 问题: 以下缩写是指:ODS().A.气相色谱法 B.高效液相色谱法 C.十八烷基硅烷键合硅胶 D.红外分光光度法 E.差示扫描量热法
题型:单项选择题 请先阅读下列短文,掌握其大意,然后从各小题所给的A、B、C、D四个选项中选出可以填入空白处的最佳选项,并将其填到答题卷的相应位置。(每小题1分,共10分)Name: Tom SmithAge: eightClass: TwoGrade: ThreeID number: 336788 red purpleLook at this ! The boy is my little brother. name is Tom Smith. He is years old. He is Class Two, Grade Three. His number is 336788. Look! That is a backpack. is it? It’s red. Is it Tom’s ? No, it isn’t. It is backpack. Is the purple backpack ? Yes, it is. And the pencil case is Tom’s, .小题1:A.bookB.ID cardC.mapD.picture小题2:A.HerB.MyC.YourD.His小题3:A.twoB.threeC.eightD.six小题4:A.inB.atC.ofD.on小题5:A.telephoneB.faxC.IDD.E-mail小题6:A.WhatB.What classC.What gradeD.What color小题7:A.dictionaryB.pencil caseC.backpackD.pencil小题8:A.myB.IC.youD.his小题9:A.TomB.Toms’C.Tom’sD.your小题10:A.toB.tooC.pleaseD.thanks 查看答案
题型:单项选择题 船舶共同海损分摊价值的计算方法为()。A.船舶在航程开始时的实际价值B.船舶在航程开始时的实际价值,减去共同海损牺牲的金额C.船舶在航程终止时的完好价值D.船舶在航程终止时的完好价值,减除不属于共同海损的损失金额 查看答案
题型:单项选择题 下列实验操作正确的是( )A.把鼻子凑到容器口去闻气体气味B.要节约药品,多取的药品放回原试剂瓶C.块状而又无腐蚀性的药品允许用手直接取用D.取完药品后,立即塞上试剂瓶塞,放回原处 查看答案