发布时间:2025-01-22 21:43:06
是的。根据查询土巴兔装修网显示,屏蔽电缆屏蔽层接地统一用黄绿线,专业的角度来讲,接地线的颜色主要是绿、黄、蓝。绿色用于保护接地,黄绿色用于信号回路或屏蔽接地,绿蓝线用于本安接地。
一个蔬菜大棚长40米宽20米将这个大棚画在比例尺是11000的图纸上1长和宽应该画多少厘米
2025-01-22 21:43:06 2025-01-22 21:43:06 2025-01-22 21:43:06 2025-01-22 21:43:06 2025-01-22 21:43:06 2025-01-22 21:43:06 2025-01-22 21:43:06 2025-01-22 21:43:06 2025-01-22 21:43:06 2025-01-22 21:43:06 2025-01-22 21:43:06 2025-01-22 21:43:06 2025-01-22 21:43:06 2025-01-22 21:43:06 2025-01-22 21:43:06 2025-01-22 21:43:06 2025-01-22 21:43:06 2025-01-22 21:43:06 2025-01-22 21:43:06青岛的黄岛地区九月份温度如何如果要在黄岛住一个月衣服应该怎样带长袖短袖长裤短裤带几件等
2025-01-22 21:43:06 2025-01-22 21:43:06 2025-01-22 21:43:06 2025-01-22 21:43:06 2025-01-22 21:43:06 2025-01-22 21:43:06 2025-01-22 21:43:06 2025-01-22 21:43:06