Origin Standard (Shanghai) Co., Ltd.适宜的耐腐蚀方头硬刀片(如宽度32 mm,长度不小于150 mm);对于1/2和1/4比例锥体试验,刮刀宽度宜为13 minstrumentGB/T 269-2023、GB/T 392-1977、GB/T 512-1965、NBSH-T-0414-2023
Origin Standard
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GB/T269-202314 approved public products · 14 on this page
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