... 直压式暖汽调整阀 car pressure regulater 纸浆车 pulp car 制动安定性 service stability ...
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The extractive metallurgy of gold has achieved important advance. Two processing plant using car - bon-pulp method were set up, leaching recovery of gold reached to 95-98%.
黄金选冶工艺获重大进展，建成两个全泥炭浆法提金厂，金浸出率可达95 ~ 98%。
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