lack of penetration 未焊透...jet penetration length 射流穿透长度...worked penetration 用过的渗入度...capillary penetration 毛油管透过作用...weld penetration 焊透深度...penetration n.穿透,渗透,侵入,识穿,洞...deep penetration welding 深熔焊...galvanocaustic penetration 电烙穿透术...wedge penetration test 楔形压力试验...fusion penetration 渗透融结,渗透熔接...cone penetration test 针入度试验...full penetration corner joint 全焊透角接...needle penetration 针入度...penetration rate 焊透率...incomplete penetration 未焊透...second penetration product 第二次渗透产品...barrier penetration 势垒穿透...beam-penetration color display 电子束穿透型彩色显示器...depth of penetration 穿透深度...penetration complex 透入络合物...penetration depth 穿透深度穿透深度...
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