某温度计的分度值为0.5℃,则温度报告结果正确的是() ["90.2","90.5","90.8","110.25"]
采煤工作面检查直线性,拉线分段长度不小于()米。 ["40","50","60","70"]
按GB/T2887-2000的规定,主机房最小使用面积不应小于()。 ["30平方米","50平方米","70平方米","90平方米"]
在船舶电站中,能够阻塞某台发电机组起动的信号是() ["脉冲分配器输出1信号","发电机组处于停止状态","有起动故障信号","转换开关在自动位置"]
综采工作面中心距,按作业规程要求,偏差不超过()。 ["±100mm","±150mm","±200mm","±210mm"]
驾驶车辆(机动车),驾驶员不准穿什么鞋?