union colour 中文意思是什麼
union colour
解釋
統一染料,萬用染料。-
4 the gaseous contents of cylinders are identified by adhesive labels, stencilling and permanent stamping ( not in all countries ) and a system of colour coding allows consistent identification in all of the european union countries
氣瓶內氣體的成分由所貼標簽,印刷品,或永久鉛印(不是所有國家)鑒別,歐共體國家採用一致顏色碼系統鑒別。
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