1. 對油、腐蝕性液體、易燃粉塵等環境及戶外需要遮陽的場所,應選用有蓋無孔型托盤（槽式橋架、金屬線槽、封閉橋架）。

1. For environments such as oil, corrosive liquids, flammable dust, and outdoor areas that require shading, covered and non perforated trays (trough type cable trays, metal cable trays, enclosed cable trays) should be selected.

2. 在潔凈環境或線纜需要頻繁引入、引出的場所,宜選用網格式金屬電纜托盤（網格橋架）。

2. In clean environments or places where cables need to be frequently introduced and led out, it is advisable to use grid format metal cable trays (grid trays).

3. 除了以上特殊環境,一般可選擇有孔托盤、無孔托盤或梯架。戶外場所宜帶有蓋板。

3. In addition to the special environments mentioned above, perforated trays, non perforated trays, or ladders can generally be selected. Outdoor places should have cover plates.

4. 垂直敷設時應選用梯架或有電纜綁扎帶的托盤。

When laying vertically, ladders or trays with cable ties should be selected.

5.公共通道或戶外跨越道路段,底層宜采用托盤或梯架底部加防護板。

5. For public passages or outdoor crossing road sections, the bottom layer should use pallets or ladder frames with protective boards added at the bottom.

6. 腐蝕環境應選用抗蝕型號,或做防腐處理。

6. For corrosive environments, corrosion-resistant models should be selected or anti-corrosion treatment should be applied.

7. 綠色施工應選用環保產品和工藝。

7. Green construction should use environmentally friendly products and processes.

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