见证压力试验过程，检查产品名牌，监督产品试板报告。
Watch pressure test process, inspect nameplates and monitor trial sample test reports.
第八十八条检查的情况应当制作检查笔录，由检查人、被检查人和见证人签名或者盖章；
Article 88 A written record of the inspection shall be made, which shall be signed by or affixed with the seals of the inspectors, the inspected and the witnesses;
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