布线方式，钢管或电缆、防爆软管均可；
The 6 wiring way, steel tube or cable, explosion-proof hose can be;
介绍了防火防爆异型橡胶软管的制备过程如结构设计、胶料配方设计和生产工艺等。
Design of structure and formula, technological process of special rubber hoses was studied in this paper.
介绍了防火防爆异型橡胶软管的制备过程如结构设计、胶料配方设计和生产工艺等。
Design of structure and formula, technological process of special rubber hoses was studied in this paper.
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