... 砖瓦工业大气污染物排放标准(GB 29620—2013) 3.1 砖瓦工业 brick and tile industry 3.2 现有企业 existing facility ...
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As the soil in the territory for more than clay, brick and tile industry all over the county.
由于境内土质多为粘土，砖瓦工业遍布全县。
It also provides the brick-tile industry the optimum parameters for atomized jet vacuum pump and the method of designing efficient jet vacuum pump.
并为砖瓦行业提出了确定液气射流真空泵的最优参数及设计高效液气射流泵的方法。
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