单选题
发布日期:2021-03-22
a current will flow
a power will develop
a heat will flow
a pressure will produce
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《建筑地基基础设计规范》规定单桩竖向承载力特征值Ra为单桩竖向极限承载力的()。
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解除因腹部加压引起迷走神经反应的最有效措施是()
在CC评估方法中,评估的主要目的是证实评估目标所生成的安全性级别,其中必须包含证实目标的安全特性。
某投资者以65000元/吨卖出1手8月铜期货合约,同时以63000元/吨买人1手10月,铜合约,当8月和10月合约价差为()元/吨时,该投资考获利。
办理中银信用卡现金业务时,须同时在核心系统和外围系统中进行操作。
知识管理的原则包括()。
对于卖出看涨期权而言,当其标的物价格()时,卖方风险是增加的。
有一只青蛙在井底,每天上爬10米,又下滑6米,这口井深20米,这只青蛙爬出井口至少需要多少天?( )
用水泥胶砂强度检验方法测得的一组试块3d龄期抗折强度的数据:2000N,1900N和1800N,则该组试块3d的抗折强度为()。
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