All switch and socket must have moistureproof box, and position also wants to inspect the dimension of electric equipment and position and calm, to ensure that the use of convenient and reasonable.
所有开关，插座必须有防潮箱、立场也要视电器的尺寸、位置和冷静，确保使用方便、合理。
All switch and socket must have moistureproof box, and position also wants to inspect the dimension of electric equipment and position and calm, to ensure that the use of convenient and reasonable.
所有开关，插座必须有防潮箱、立场也要视电器的尺寸、位置和冷静，确保使用方便、合理。
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