公称厚度0.25~0.60mm,最小屈服强度<280MPa,板宽≤1200的钢板厚度允许偏差是()mm。
A.±0.03
B.±0.04
C.±0.05
D.±0.06
参考答案:A
27. —You look worried. What has happened?
—So I do. You see, the computer I got ______ yesterday doesn’t work again.
A.to be repaired
B.Repaired
C.it repaired
D.it repairing
(共用题干)王某,男,44岁,急性化脓性阑尾炎,急诊行开腹阑尾切除术,术前检查各项指标均正常。
手术结束后,手术器械的消毒灭菌方法应首选
A.环氧乙烷灭菌
B.2%戊二醛浸泡
C.压力蒸气灭菌
D.75%乙醇擦拭
E.3%过氧化氢浸泡