断层的观测、描述内容包括什么?
传输线在走线道内与电源线分开布放,直流电源线和交流电源线的间隔不得小于() ["20mm","30mm","50mm","80mm"]
所有的电缆都要用线扣绑扎,线扎上结与结之间的间距要均匀,一般间距取线扎直径的(): ["1倍","2~3倍","4~5倍","7~8倍"]
随众心理会导致下列哪些行为?() ["跟随他车占用应急车道行驶","道路拥堵时不加塞","按规定系好安全带","跟随他车超速行驶"]
并柜安装的机柜,在打底孔时,必须保证相邻机柜(底座)划线模板之间留()间隙。 ["10mm","5mm","15mm","2mm"]
沿煤层掘进的巷道(包括工作面切眼),根据煤层的稳定程度,其煤层观测点的间距分别是什么?