铭牌应包括字母和数字,刻于热固性塑胶材料薄板之上,提供白色背景上黑色字母和数字。
The nameplates shall consist of letters and numbers engraved on a laminated thermosetting plastic material providing black letters and numbers on a white background.
在阀门上,铝主要作为外部装饰材料装饰部件,如手轮或铭牌等。
In valves, aluminum is mainly used AS an exterior trim component such AS a handwheel or identification tag.
在阀门上,铝主要作为外部装饰材料装饰部件,如手轮或铭牌等。
In valves, aluminum is mainly used AS an exterior trim component such AS a handwheel or identification tag.
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