welding spark meaning in English

焊接火花

Glass fiber reinforced polyester resin enclosure , it is the structure of increasing safety , built - in element of isolating explosion . these elements of isolating esplosion have nore advantage , such as compact structure , reliable quality , smaller volume , hige capacity of turning on / off , amd long life . fine appearance , erosion - proof , welding spark _ proof , resisting static electricity , waterproof , good thermal stability , etc . user may select the arrangement of element . may use cables to connect it
玻璃纤维增强不饱合聚脂树脂外壳,增安型结构,内装隔爆型元件.隔爆型元件具有结构紧凑,可靠性好,体积小,通断能力强,寿命长等优点.外形美观,耐腐蚀,耐冲击,防电焊火花,抗静电,防水及热稳定性好.元件排列组合可按用户要求随意组合.所有的坚固件都采用不锈钢螺钉.电缆布线