[单项选择]The statement" The business of America is business" probably means" ______ ".

A. the business institutions in America are concerned with commerce
B. business problems are of great importance to the American government
C. business is of primary concern to Americans
D. america is a great power in world business

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[单选题]生产经营单位的（）对本单位的安全生产工作全面负责。
A.管理人
B.主要负责人
C.重要负责人
D.行政主管

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[简答题]拆卸转机联轴器对轮螺栓应注意什么？

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[简答题]请简述空调设备的月检项目。

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[单项选择]“我们生活的一举一动，一景一物都离不开印刷品，印刷已经成为人类生活中不可缺少的一部分。”这个是属于下列（）
A. 大众性
B. 政治性
C. 严肃性
D. 机密性

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[填空题]

Philanthropy

It has become an American tradition that those who attain great wealth return some of it to the public through philanthropy. An early example of this was the generosity of Amos Lawrence of Massachusetts, a wealthy merchant who in the 1830s and afterwards contributed much money for famine relief in Ireland. He also donated generously to educational and other humanitarian causes.
In the early years of the twentieth century several men who had amassed vast (1) likewise became great philanthropists. Andrew Carnegie, an exceptionally energetic man, (2) has begun working twelve hours a day when he was only fourteen years old, (3) one of the world’s richest men by pioneering in the steel (4) . After his retirement in 1900 he devoted his time and his wealth to the (5) of free public libraries. He also set up foundations for medical research and (6) world peace.

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[单选题]提速道岔弹片及其销钉、挡板损坏或弹片与滑床板挡肩离缝大于(　)，应进行修理或更换。
A.1mm
B.2mm
C.3mm
D.5mm

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[多项选择]下列给商业秘密权利人造成重大损失的行为中，构成侵犯商业秘密罪的有（）。
A. 以盗窃的方法获取他人商业秘密。
B. 以贿买的手段获取他人商业秘密。
C. 明知是他人盗窃来的商业秘密而收买。
D. 违反保守商业秘密约定，披露他人商业秘密。

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[判断题]无论使用哪种洗消剂和洗消方法,都应遵循“既要及时、有效、彻底消毒,又要尽可能不损坏污染物品”的原则。( )
A.正确
B.错误

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[单选题]若发现车票的实际数量与《车站售、存票卡日报》的结存数不符，及时报值班站长，车站对账实不一致的情况立即上报分管站长，区域站及时组织调查并在（）将调查情况报客运处、票务处。
A.3个工作日内
B.5个工作日内
C.3日内
D.5日内

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[单选题]搜救犬罐内嗅认能力训练时用到的非条件反射有()。
A.探求反射
B.姿势反射
C.防御反射
D.自有反射

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[单选题]CA006 电动机外壳接地线的接地电阻值应小于( )。
A.10Ω
B.2Ω
C.4Ω
D.0.1Ω