冷滚弯时要限制变形程度,钢板的厚度越大、滚弯件直径越小,则钢板的()越大,冷作硬化也

题型:填空题

问题:

冷滚弯时要限制变形程度,钢板的厚度越大、滚弯件直径越小,则钢板的()越大,冷作硬化也就越严重。

考点:冷作钣金工冷作钣金工技师冷作钣金工技师题库
题型:填空题

根据所给首字母或中文提示在空格处填上合适的词,并把答案填写在答题卷相应的位置上。

56.  Since he can play many _________(音乐) instruments, he may well be called a man of accomplishments.

57.  I _______ (提神) myself with a cup of coffee and went on with my paperwork till late into the      night. 

58.  In World Cup 2010, the sound of vuvuzela is so ________(烦人的) that organizers are considering a ban on it.

59.  The adventure tour was full of unexpected t_______ and suspense.

60.  Before you leave, please check whether all the windows are properly f________.

61.  You can’t go to the party without your parents’ a_______, Shelley. 

62.  He made that mistake ________(无意). Don’t be angry with him.

63.  A v_______ is a person who suffers physical or emotional harm, or loss or damage to property      as a direct result of a criminal offence.  

64.  World Cup fever tends to o_______ every four years, although there were years - 1974, 1978, 1994 - when the disease did not break out.   

65.  She refused to meet his __________ (荒谬的) demands.

题型:填空题

有根尖瘘管的患牙根充后桩冠修复开始的时机一般是()

A.三天后

B.一周后

C.两周后

D.无自觉症状时

E.瘘管闭合后

题型:填空题

如图所示的四个实验现象中,不能表明电流能产生磁场的是

[ ]

A.图甲中,导线通电后磁针发生偏转

B.图乙中,通电导线在磁场中受到力的作用

C.图丙中,当电流方向相同时,导线相互靠近

D.图丁中,当电流方向相反时,导线相互远离

题型:填空题

诊断支气管肺癌最可靠的依据是()

A.病史、体征

B.胸部X线检查

C.胸部CT检查

D.放射性核素肺扫描

E.细胞学和病理组织学

题型:填空题

油层套管的管外水泥返深一般要求返到最高油层顶部()m以上。

A.10~30

B.30~50

C.50~80

D.>100

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