Please inform me the specific mesh size and specification of black silicon carbide you required, you can contact me through fax or email.
请告之您所需要的黑碳化硅的具体粒度号及指标要求，传真或回复邮件。
Please inform me the specific mesh size and specification of black silicon carbide you required, you can contact me through fax or email.
请告之您所需要的黑碳化硅的具体粒度号及指标要求，传真或回复邮件。
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