链传动一般不宜于两轮轴心连线为铅垂的场合。( )

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问题:

链传动一般不宜于两轮轴心连线为铅垂的场合。( )

考点:机械基础技能鉴定考核高级机械技能鉴定全国职工职业技能鉴定考核机械基础高级
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下面算式中,结果最接近3000的是(   )
A.42×73B.41×81C.51×60
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No one has yet discovered who is responsible for the incident but the police are already collecting ______.

A.evidence

B.permission

C.figure

D.anxiety

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97.Because Web servers are platform and application (1) , they can send or request data from legacy or external applications including databases. All replies, once converted into (2) mark-up language, can then be transmitted to a (3) . Used in this way, Intranets can (4) lower desktop support costs, easy links with legacy applications and databases and, (5) all, ease of use.

(4)

A.off

B.offer

C.office

D.officer

题型:判断题

( )是我国颁布的保护知识产权的法律。

A.《商标法》

B.《专利法》

C.《著作权法》

D.《反不正当竞争法》

E.《商业秘密法》

题型:判断题

整整约定转存签约后,可以转存()次。

A.一

B.二

C.三

D.无限

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