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【化】 封闭; 封闭处理
【医】 封闭, 封口(创伤)
n.
密封 焊[封]接 封口 隔绝, 绝缘 气密, 堵塞 浸补 填充物, 压实填料 用热固性树脂补铸件的漏洞; 热合 猎捕海豹业

ultrasonic sealing
超声热合

sealing air sealing wax glass sealing sealing gland sealing-wax sealing cover sealing glass sealing member sealing wire sealing technique sealing element sealing-in sealing liquidfluid self-sealing sealing film sealing material self sealing sealing layer sealing off pulse sealing sealing thread sealing ability