皮皮学,免费搜题
登录
搜题
【单选题】
电弧焊是在待焊与工件间引燃电弧,当与工件被加热到合适的温度时,在()作用下,送入工件上的焊接熔池形成焊接接头。
A.
温度
B.
电流
C.
电压
D.
压力
拍照语音搜题,微信中搜索"皮皮学"使用
参考答案:
参考解析:
知识点:
.
..
皮皮学刷刷变学霸
举一反三
【单选题】现代企业的典型法律形态是( )。
A.
合伙企业
B.
个人业主制企业
C.
股份合作制企业
D.
公司制
【单选题】综合布线系统采用建筑物人工接地体时的接地电阻不小于( )
A.
1欧
B.
2欧
C.
3欧
D.
4欧
【简答题】请找出下列段落中哪两个句子对拓展段落中心无意义,请写出这两个句子的序号 1.My little niece, a ten-month-old baby, is the most lovely child I have ever seen. 2. Her brother usually babysits her in his spare time. 3. Her face is like a red...
【简答题】He sold newspapers in spare time so that he can earn more money for his family. ______ he sold newspapers in spare lime.
【简答题】根据首字母提示或括号内的汉语意思拼写单词。 1. He works in a privately owned _____ (企业). 2. We must see that our spare time is profitably o_____. 3. He _____ (反驳) himself sometimes in the same sentence. 4. I _____ (承认) the...
【简答题】听下面一段材料,回答第1-4题。 1. Why does the woman refuse the man's invitation? A. Her foot hurts. B. She has a legache. C.  She has a stomachache. 2. How did the man know Joe? A. They are classmates. B. They are...
【判断题】流体静压强是指流体处于平衡或相对平衡状态时,作用在流体的应力只有法向应力,而没有切向应力,此时,流体作用面上的正的法向应力即为流体静压强。
A.
正确
B.
错误
【简答题】单词拼写。 1.They’ve made an u request for international aid. 2.After all,it is s work raising a child. 3.Whether by d or accident his timing was perfect. 4.In her spare time,she serves as a v for the 2012...
【单选题】现代企业的典型法律形态是( )。
A.
个人独资企业
B.
合伙企业
C.
公司
D.
个体户
【单选题】I am really worried about his grades in the coming test because of the little use he ______ of his spare time before it.
A.
did
B.
took
C.
got
D.
made
相关题目: