下列不属于穿墙套管必填项的有() ["额定电压","额定频率","设备状态","出厂日期"]
全新桑塔纳采用热成型A、B柱工艺,抗拉强度高达(),是普通钢材的4~5倍。 ["600~800Mpa","900~1100Mpa","1300~1500Mpa","1400~1600Mpa"]
下列不属于电抗器必填项的有() ["电压等级","专责人","出厂日期","相数"]
在实际运行中,提高循环物料量,对()影响最大。 ["床压","负荷","排烟温度","床温"]
下列属于电抗器必填项的有() ["接入方式","电容器节数","额定输入","细分类别"]
站监控员已经向收费员下达拦截驳载车辆车号等详细信息的通知,收费员违规放行的如何处理?