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School Diploma. Harcourt Learning Direct offers you a way to get a Specialized Associate Degree in 11 of today’s growing fields — without having to go to college full time. With Harcourt, you study at home, in your spare time — so you don’t have to give up your present job while you train for a better one. Choose from exciting majors like Business Management,Accounting, Dressmaking & Design, Bookkeeping, Photography, Computer Science,Engineering, and more! Your training includes everything you need! Books, lesson A. College students preparing to work in some big companies. B. College students preparing to study for a degree. C. High school graduates preparing to have a home training. D. High school graduates preparing for college entrance examinations. [单项选择]混凝土主要利用的是它的()。
A. 抗扭强度 B. 抗剪强度 C. 抗压强度 D. 抗拉强度 [判断题]由于交流伺服电动机的转子制作得轻而细长,故其转动惯量较小,控制较灵活。又因转子绕组电阻较大,机械特性很软,所以一旦控制绕组电压为零、电动机处于单相运行时,就能很快停止转动。( )
A.正确 B.错误 [简答题]简述土地管理的基本目的。
[判断题]方波和等腰三角波相比,含有的高次谐波更加丰富。( )
A.正确 B.错误 [简答题]中性点不接地系统,当发生单相接地时,其线电压不变,允许运行两小时是考虑( )。
[单选题]年通过总重≥50Mt,一般路基无垫层的碎石道床厚度( )mm。
A.500 B.450 C.350 D.300 [单选题]基金募集期间,应当在宣传推介材料中向投资者披露的信息不包括( )。
A.基金估值政策、程序和定价模式 B.基金合同的主要条款 C.基金的申购与赎回安排 D.基金管理人最近1年的诚信情况说明 [单项选择]()的重点在于实验的设计方案以及对实验结果进行的观察和分析。
A. 理论性科研论文 B. 实验性科研论文 C. 应用性科研论文 D. 综合性科研论文 [单项选择]伏暑发热夜甚,神昏谵语,漱水不欲咽,舌绛无苔而润,病机为:().
A. 热灼营分,营阴受灼 B. 热入营分,邪闭心包 C. 热入营分,瘀热内阻 D. 热闭心包,血络瘀滞 [单项选择]在火车或汽车顶部采取原煤样时,如果车数少,子样数目减少,但不能少于:()
A. 6 B. 12 C. 18 D. 30 [单选题]( )的基本方法是“讲、做、研、练”相结合,突出教学方法的研究和传授,提高受训人员会讲解、示范、会操作和会纠正的能力。
A.讲授法 B. 演示法 C.示教作业 D. 示范作业 [判断题]按图纸要求在管内重新穿线并进行绝缘检测(管内允许有接头),进行整机电气接线()
[单选题]经常有人工作的场所及施工车辆上宜配备急救箱,存放急救用品,并应指定( )经常检查、补充或更换。
A.技术员 B.管理员 C.单人 D.专人 [单项选择]LNG气化为气体时体积()
A. 不变 B. 缩小 C. 膨胀 我来回答: 提交
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