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【单选题】
关于公差等级的选用,下列说法中错误的( )。
A.
公差等级越高,使用性能越好,但零件加工困难,生产成本高
B.
公差等级低,零件加工容易,生产成本低,但零件使用性能也较差
C.
公差等级的选用,一般情况下采用试验法
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【简答题】小题1:Tom went to bed after he finished his homework.. (变同义句) Tom _______ go to bed _________ he finished his homework. 小题2:Mr. Wang told us, “ don’t  run in the rain”(同义句) Mr. Wang told us ______ _____...
【简答题】焦耳-汤姆孙转换温度下,气体若经( )膨胀则其温度不变。
【单选题】患儿,4岁。诊断原发性肾病综合征。应用肾上腺糖皮质激素治疗,其长程疗法总疗程为( )
A.
12周
B.
2个月
C.
4个月
D.
6个月
E.
9个月~12个月
【单选题】Tom _______ his room, ________ his shoes and _________ down his bed for a rest at once.
A.
enters;takes off;lies
B.
is entering;taking off;lying
C.
entered;took off;lay
D.
has entered;taken off;laid
【多选题】根据税收征收管理法律制度的规定,下列各项中,属于税收法律关系主
A.
征税对象
B.
纳税人
C.
海关
D.
税务机关
【单选题】Tom told his mother he was going to go over his lessons, but_____he went to bed.
A.
almost
B.
actually
C.
immediately
D.
hardly
【单选题】楼梯蒸养降温阶段降温完成后,模内温度与外界温差不大于( )度,测试强度,达到拆模强度后即可组织拆模。
A.
5
B.
10
C.
15
D.
20
【多选题】习近平总书记在谈到通过网络走群众路线时,明确指出()
A.
要经常上网看看,潜潜水,聊聊天,发发声
B.
了解群众所思所愿,收集好想法、好建议
C.
积极回应网民关切,解疑释惑
D.
让环境污染得到改善
【简答题】Tom brought a box of biscuits to a summer camp. He ate a few and placed the r 小题1: under his bed. After lunch, he found the box was m 小题2: . He went to tell his camp  coach(教练) about it. The next day,...
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