| Hardly a week goes by without some
advance in technology that would have seemed incredible 50 years ago. And we can
expect the rate of change to accelerate rather than slow down within our
lifetime. The developments in technology are bound to have a dramatic effect on
the future of work. By 2010, new technology will have revolutionized
communications. People will be transmitting messages down telephone lines that
previously would have been sent by post, Not only postmen but also clerks and
secretaries will vanish in a paper-free society. All the routine tasks they
perform will be carried on a tiny silicon chip so that they will be as obsolete
as the horse and cart after the invention of the motor car. one change will make
thousands, if not millions, redundant A. children will not be taught in schools B. no teachers will be needed C. teachers will be less knowledgeable D. children will learn life skills at school [单选题]绕线型异步电动机的串级调速是在转子电路中引入（ ）
A.调速电阻 B.调速电抗 C.频敏变阻器 D.反电动势 [判断题]随销入户前最好根据《需求预判分析表》检查一下可以向用户推荐的业务清单，提前准备话术。
A.正确 B.错误 [单选题]风管不得弯成（），风管遭受挤压或损坏时，应立即停止使用。
A.钝角 B.直角 C.锐角 D.以上都不对 [单选题]根据DL/T5729—2016《配电网规划设计技术导则》规定，下列电压等级中属于高压配电电压等级的是()。
A.10kV B.35kV C.220kV D.330kV [多项选择]下列关于资产负债率的说法，正确的是（）。
A. 反映在总资产中有多大比例是通过借债来筹资的 B. 是负债总额与资产总额的比值 C. 也被称为举债经营比率 D. 衡量企业在清算时保护债权人利益的程度 [判断题]班组培训主要内容有故障处理和非正常情况下的应急处置。( )
A.正确 B.错误 [填空题]股份有限公司的设立，可以采取（）和（）两种不同的设立方式
[单项选择]
某公司2011年度销售收入为5000万元，销售成本为4000万元，净利润为200万元;年初资产总额为2000万元，年末资产总额为3000万元;年初应收账款为400万元，年末应收账款为600万元;年初存货为200万元，年末存货为300万元。 该公司2011年的存货周转率为（ ）次。A. 5 B. 10 C. 12 D. 16 [单选题]曲线半径为800m的正线，圆曲线正矢最大最小值差允许偏差为( )mm。
A.3 B.6 C.9 D.12 [简答题]水力旋流器有何特点?
[判断题]( )使用机车救援动车组时,应进行制动试验,制动主管压力采用500 kPa。
A.正确 B.错误 我来回答: 提交
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