There was once a king. He wanted to
send a message to a friend who lived far away, but he didn’t want anyone else to
see it. He wanted it to be a secret one. The king thought and then had an idea.
He knew how he could do that. The king called in a servant whom he trusted most and said to him, "I want you to shave all the hair off your head." And the servant did so. Then the king wrote something on his head. After that, the king said, "I want you to stay alone until your hair grows back. Your hair will hide what I have written. I’m going to put yon in a room for a month." One month passed. The king let the servant out and asked him to send the message. He said, "I want you to show him the message on your head. Only he may see it." When the serva [单选题]直流双臂电桥基本上不存在( )的影响,所以测量小阻值电阻可获得比较准确的测量结果。
A.测量误差 B.接触电阻 C.接线电阻 D.接触电阻和接线电阻 [判断题]二级联锁站排列进路的原理是将进路命令从OCS发送至CBI,由CBI计算符合逻辑后输出该指令。
A.正确 B.错误 [判断题] 农业银行出口信贷业务包括出口买方信贷业务和出口卖方信贷业务。
A.正确 B.错误 [单选题] 作业中如出现胀轨迹象时,无论作业中或作业后,发现线路轨向不良, 用 10m 弦测量两股钢轨的轨向偏差,当平均值达到( )mm 时,必须设置移动减速信号,并采取夯拍道床、填满枕盒道砟和堆高砟肩等措施。
A. 5 B. 10 C. 15 D. 20 [单项选择]某土石坝开挖工程量为10万m3,经现场测量土石方体积比约为3:7;已知发包人并未要求对土石坝的表土和岩石分开开挖,且合同中该部位土方、石方开挖单价分别为10元/m3、20元/m3,则该部分土石坝开挖的结算价款应为()万元。
A. 100 B. 170 C. 200 D. 300 [多选题]隔膜计量泵液压油腔补油器( ),会造成泵流量不足。
A.油太多 B.油太少 C.补油阀堵塞 D.油粘度低 [多选题]各种警示牌用( )构成不同情况,表示剧毒、爆炸、燃烧、泄露等。
A.文字 B.图形 C.孔洞 D.标识 E.颜色 [判断题]凡是车辆均应涂打铁路路徽标记。
A.正确 B.错误 [多选题]变压器负载损耗测试可以测量什么参数()。
A.电压平均值 B.有效值 C.有功功率 D.功率因素 [单项选择]
New figures from France, Germany and Italy -- the three biggest economies in the 12-country Eurozone- suggest the continent’s economic woes may have been exaggerated. In France, evidence emerged that consumer spending remained solid in July and August, rising 1.4% and 0.6% respectively. Forecasters had generally expected the July figure to show a 0.1% slippage, with August unchanged. But the figures were flattered slightly by a down grade to the June figure, to 0.7% from 1.5%. [判断题]岗位变动交接中库存现金和重要空白凭证、业务公章执行系统交接,其余物品都应该执行系统交接。
A.正确 B.错误 [单项选择]浙江某食品公司与农民甲签订了杨梅买卖合同,约定由甲送货到食品公司,但在运送途中偶遇了罕见的泥石流,耽误行程。以致到达食品公司时杨梅已经腐烂了很多。关于本案,下列说法正确的是:( )。
A. 甲承担违约责任,并承担杨梅腐烂的损失 B. 甲不承担违约责任,杨梅腐烂的损失由双方共同承担 C. 由于不可抗力,甲不承担违约责任,但应承担杨梅腐烂的损失 D. 甲不承担违约责任,杨梅腐烂的损失由食品公司承担 [单项选择]发电机检修期间,拆卸推力头或抽出推力瓦时,整个机组转动部分重量落在()上
A. 上机架 B. 下机架 C. 定子机座 D. 风闸 [单选题]以下不是恶性肿瘤康复治疗的主要目的是( )
A.增进食欲 B.延长存活时间 C.改善功能 D.提高生活质量 [不定项选择]设王某代表丙公司做出一项投资决策,结果导致丙公司损失50余万元,该损失应由谁承担
A. 由甲公司承担70%,乙公司承担30% B. 由甲公司全部承担 C. 由王某个人承担 D. 由丙公司承担 [判断题]凡是以碳酸钙为主要成分的天然岩石,都可以用来生产石灰。 .
A.正确 B.错误 [判断题]风机是把旋转的机械能转换为气体压力能和动能,并将气体输送出去。( )
A.正确 B.错误 [判断题]按最小元素法给出的初始基可行解,从每一空格出发可以找出而且仅能找出唯一的闭回路。()
[判断题]调车作业应采用调车灯显,遇调车灯显发生故障时,改用手信号作业。
A.正确 B.错误 [多选题]火灾扑灭后,消防救援机构应当负责下列事项( )。
A.调解火灾纠纷 B.调查火灾原因 C.认定火灾原因 D.统计火灾损失 E.查明火灾事故责任 [判断题]隔热服由外层,隔热层,舒适层等多层材料组合而成。
A.正确 B.错误 我来回答: 提交
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