在消防队训练和灭火战斗时,供水系统的水带及附件中往往由于带进泥沙等杂物而造成供水障碍,这就需要迅速打开连接的接口,予以清除。用什么办法来迅速拆卸和连接接口呢?联邦德国米希尔市消防队设计了一种重约180克的轻便的B/C型消防接口用扳手(如图)。消防队员可以把它卡在腰带上,随身携带。这种扳手经过一年的使用,效 During firefighting training and fire fighting, water supply systems and attachments often cause water supply problems due to debris such as sediment, which promptly opens the connected interface and removes it. In what ways to quickly demolition and connection interface? The federal city of Milch Fire Department designed a weighing about 180 grams of lightweight B / C fire interface wrench (pictured). Firefighters can put it on the belt and carry it with you. This type of wrench after a year of use, effectiveness