少妇无码一区二区二三区久,久久久久久国产精品美女,久久综合色之久久综合,一级片无码中文字幕乱伦,人妻少妇精品中文字幕AV蜜桃,黄色毛片黄色毛片,亚洲欧洲日产韩国在线,日韩国产成人无码AV毛片,97国产精品闺蜜在线观看,国产成人综合欧美亚洲小说

1. Environment suitable temperature range: -20 —— + 70 °.

2. The installation should be oriented horizontally. If it is inclined, other measures should be taken to fix the cable.

3. It is required to be balanced and vertical. The horizontal distance between the supports on the same side is 80 cm.

4. When the bracket is embedded, it must be ensured that the base of the bracket fully engages with the concrete of the masonry wall, is dense, and maintains a right-angled state with the fixed wall surface to ensure the area of the base force and avoid distortion. When laying the cable, it should be laid from top to bottom, and it should be dragged horizontally when dragging the cable.