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Liaoyang Xingwang Graphite Products Co., Ltd.
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墨
本公司出品的石墨膽，選用優(yōu)質(zhì)石墨原料，數(shù)字加工，強(qiáng)度大，精度高，耐高溫，耐腐蝕。
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U shape heater
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