青云翻译

In order to ensure rust and roughness effects, the use of corundum sand stone as an abrasive, sand must be placed in rain, moisture-proof shed, sand and other debris shall not contain impurities. Construction blasting, sand-blasting machine debugging normal link in Shaguan filled with sand material,

To ensure the effects of rust and roughness, jade stone steel sand as abrasives, sand must be placed in waterproof, moisture-proof Studio, sand may not contain debris, and other impurities. Spray sand construction Shi, spray sand except rust machinery links debugging normal Hou, in sand tank inside

In order to guarantee except the rust effect and roughness, the gravel uses the emery to take the grinding compound, the sand must place rainproof, in the moisture-proof awning, the sand does not have to include the sundry goods and other impurities.When sand blasting construction, after sand-blasts

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To ensure the effects of rust and roughness, jade stone steel sand as abrasives, sand must be placed in waterproof, moisture-proof Studio, sand may not contain debris, and other impurities. Spray sand construction Shi, spray sand except rust machinery links debugging normal Hou, in sand tank inside