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【简答题】
齿轮泵的液压径向力不平是怎样产生的 ? 会带来什么后果 ? 消除径向力不平的措施有哪些 ?
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举一反三
【单选题】Which of the following clauses in a licensing agreement is (in most countries) prohibited?
A.
A clause forbidding a licensee from cooperating with a competing business.
B.
A clause prohibiting the licensee from manufacturing or selling competing technologies.
C.
A clause requiring a licensee to terminate the use of a particular technology.
D.
All of the above.
【判断题】Franchising is a variation of licensing strategy in which there is a contract between the parent company franchiser and a franchisee that allows the franchisee to operate a business developed by the f...
A.
正确
B.
错误
【简答题】某考生回答一道四选一的考题,假设他知道正确答案的概率为0.5,知道正确答案时答对的概率为100%,而不知道正确答案时猜对的概率为0.25。现已知他答对了这道考题,那么他是猜对的概率为( )。【答案请用小数表示】
【单选题】设信道采用2DPSK调制,码元速率为300Baud,则最大数据速率为()b/s
A.
300
B.
600
C.
900
D.
1200
【单选题】Which of the following is wrong about quota? Licensing of foreign trade is closely related to quantitative restrictions — quotas — on imports and exports of certain goods. A quota is a limitation in v...
A.
It is a kind of quantitative restrictions on imports and exports of certain goods.
B.
It is a limitation in value or in physical terms.
C.
It is a kind of license for import and export commodities.
D.
It is imposed on import and export of certain goods for a certain period of time.
【判断题】造成车辆横向倾翻的主要原因之一是车辆转弯时速度过快。( )
A.
正确
B.
错误
【判断题】作为喜剧,相声采用第三人称的叙述形式。()
A.
正确
B.
错误
【多选题】、西装是世界上最流行和通行的正统服装,在穿着上正确的做法是( )。
A.
衬衫袖口和领口分别高于和长于西装袖领口1.5-2公分
B.
女士穿西服套裙时,穿长筒丝袜,颜色应与西装颜色相近
C.
女士穿西服套裙时,要穿无扣,无花的中跟船鞋
D.
上下装颜色要一致
【单选题】设信道采用2DPSK调制,码元速率为300波特,则最大数据速率为 (15) b/s。 (15)
A.
300
B.
600
C.
900
D.
1200
【简答题】请根据编程模板补充代码,计算任意个输入数字的乘积。 ‪‬‪‬‪‬‪‬‪‬‮‬‪‬‭‬‪‬‪‬‪‬‪‬‪‬‮‬‫‬‫‬‪‬‪‬‪‬‪‬‪‬‮‬‪‬‭‬‪‬‪‬‪‬‪‬‪‬‮‬‫‬‮‬‪‬‪‬‪‬‪‬‪‬‮‬‪‬‫‬‪‬‪‬‪‬‪‬‪‬‮‬‫‬‭‬ (注意,仅需要在标注...的地方补充一行或多行代码。) # 请在...补充一行或多行代码 def cmul(...): ... print(eval("c...
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