2001年12月26日,本市某服装干洗店发生一起急性三氯乙烯（TrichIoroethyIene,TCE）和四氯乙烯（PerehIoroethyIene,PCE）混合气体4人中毒事故。1 中毒经过 当日下午3:30许,该干洗店店主王某（男,35岁）见干洗机密封的窥视窗有液体渗出,前去观察并准备关机,突然窥视窗被高压气体冲破,里面的干洗剂喷出来将他击倒。他带着满身的泡沫液体本能的向外爬去,结果昏倒在门口。正在收发窗口 On December 26, 2001, a toxic mixture of trichlorethylene (TCE) and tetrachlorethylene (PCE) mixed gas from a garment dry-cleaner store in the city was reported for four people. 1 poisoning at 3:30 pm on the very day, the dry cleaners owner Wang (M, 35 years old) see dry-cleaning machine sealed peep window with liquid seepage, went to observe and prepare to shut down, suddenly the peep window was broken by high-pressure gas, which The dry cleaner sprays to knock him down. He crawled out instinctively with a foamy body of liquid and fainted at the door. Transceiver window