P:2025-06-02 16:00:27
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XL – a thermoset compound whose characteristic constituent is cross-linked polyethylene, cross-linked polyvinyl chloride, cross-linked ethylene vinyl acetate, or blends thereof.这是标准中的说明
ALPURCOM - all-purpose communication system通用通信系统,美国军用多功能通信系统 (0) 投诉