The production technique for the crystal calcium polysulphide produced in China at present respectively adopts the crystal parent solution cyclic utilization method.
目前国内生产结晶石硫合剂的生产工艺均采用结晶母液循环利用法。
The production technique for the crystal calcium polysulphide produced in China at present respectively adopts the crystal parent solution cyclic utilization method.
目前国内生产结晶石硫合剂的生产工艺均采用结晶母液循环利用法。
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