approved marking 中文意思是什麼
approved marking
解釋
安全標志-
Aircraft - hydraulic components - marking to indicate fluid for which component is approved
飛行器.液壓元件.認可元件用指示流體的標記 -
Aircraft ; hydraulic components ; marking to indicate fluid for which component is approved
航空器.液壓元件.表明液壓元件已被批準適用油液的標
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