单选题
发布日期:2021-03-22
who have performed work for 14 hours
who have performed work in a scheduled rest period
who have performed work in a scheduled work period
who works hard
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K·K反应呈阳性反应的强心甙:()
秘密力量应具备的条件?
在标准大气压下,温为为20时,均匀电场中空气间隙的击穿场强大约30kv/cm值。
如何根据发动机负荷特性计算等速行驶的燃料经济性?
钻孔灌注桩成孔施工时,泥浆作用是()。
保险责任是指在保险合同中载明的对于保险标的在约定的保险事故发生时,保险人应承担的经济赔偿和给付保险金的责任,一般包括()。
裁判员:
简述WINS客户机进行NetBIOS名称解析的过程。
电梯内无使用标志、安全注意事项和安全警示标志;电梯未按规定建立安全技术档案,未做到一台一档;每次维护保养和故障维修记录未记录到安全技术档案内容进行存档保管给予责任人()考核。
试述采区实施反风的方法?
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