<source id="fpdhg"><th id="fpdhg"></th></source>

<progress id="fpdhg"><wbr id="fpdhg"><nobr id="fpdhg"></nobr></wbr></progress>

<th id="fpdhg"><listing id="fpdhg"></listing></th>

單項(xiàng)選擇題

鋁合金的人工時(shí)效溫度-般為（）

A.低于250
B.250~300
C.300~350
D.高于350

你可能感興趣的試題

單項(xiàng)選擇題

主體責(zé)任三原則（）

A.將服務(wù)客戶的需求在主管級(jí)以下完成
B．從組織架構(gòu)設(shè)計(jì)入手，組織架構(gòu)是最重要的生產(chǎn)力
C．上級(jí)支持到員工拿到績(jī)效讓員工滿意
D．一線管理者要參與工作分析和活動(dòng)策劃

單項(xiàng)選擇題

ACE inhibitors are not recommended__________. 查看材料
A.that may cause our blood vessels to become more and more narrow
B.for pregnant women to take during their last six months of pregnancies
C.that their likelihood to suffer major problems is two times higher than other babies
D.with their doctors about how to treat their problems
E.because diabetes during pregnancy may sometimes lead to birth defects
F.though their mothers took ACE inhibitors durin~ their first three months of pregnancies

A.that
B.for
C.that
D.with
E.because
F.though

<video id="bfvxx"><sup id="bfvxx"></sup></video>