當實際起重量在( )%的額定起重量之間時,起重量限制器起作用,此時應自 動 切 斷 起 升 動 力 源 , 但 應 允 許 物 品 下 降 運 動 。
A、100B
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Since1971theCanadiangovernmenthasadoptedapolicyof________,recognizingthatculturalpluralismwithinabilingualframeworkistheessenceoftheCanadianidentity.
Thesadconditionofwomenworkingashouseservantsaroundtheworldreceivedmuchmedia_____earlythisyear.
Thedoctorsare________abouttheguidelinesunderwhichtheycancarryouteuthanasia.
句子寫作:”HappyChristmas“hesaid.
TheaveragelifeexpectancyoftheRedIndiansis________.