透光孔(TGK型) Transparent Hole
透光孔裝于油罐頂部,供罐內(nèi)通風和采光用。
Transparent hole series shall be set on tank roof for airing and lighting.
A型適用于輕質(zhì)油罐
A-type Used for heavy oil storage tank
B型適用于重質(zhì)油罐
B-type Used for heavy oil storage tank透光孔(TGK型) Transparent Hole
透光孔裝于油罐頂部,供罐內(nèi)通風和采光用。
Transparent hole series shall be set on tank roof for airing and lighting.
A型適用于輕質(zhì)油罐
A-type Used for heavy oil storage tank
B型適用于重質(zhì)油罐
B-type Used for heavy oil storage tank