9CaKrnQhFfM作者:mil.huanqiu.comgallery美军隐形战机用银来“抹腻子”/e3pmh1dm8/e3pn6f3oh1500968640000责编:范辰言资料图150096864000011[]{"gallery":{"members":[{"desc":"榔头+螺丝刀或者锥子是美国空军F-22A“猛禽”隐身战斗机不经常打开的机体表面的面板维护所需工具,地勤维护人员使用这些工具把填在相邻面板缝隙里已经凝固的类似腻子一样的填料一点点敲出来,这种填缝用的“隐身腻子”(LO Filler)使用前是液态,里面有大量的银(60%至80%)。","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2017\/0725\/15\/44\/20170725034447683.jpg"},{"desc":"隐身飞机机体表面会有一些不连续的结构,例如各种维护的舱盖和蒙皮间的缝隙,他们对飞机隐身能力的影响取决于结构尺寸和两边结构的导电性。","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2017\/0725\/15\/44\/20170725034447219.jpg"},{"desc":"而银是电导率和导热性最强的金属,把银涂在不连续处可以最大限度地减少缝隙对“雷达散射截面积”(RCS)的影响,同时还能吸收电流,阻挡雷达波穿透。","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2017\/0725\/15\/44\/20170725034448916.jpg"},{"desc":"凝固之后的“腻子”没法重新用于涂覆,只能敲出来加热融化把银提炼出来转售给其他行业使用,所以一些空军基地会专门外包给小厂或者车间搞搞第三产业炼银,像是美国空军的兰利空军基地一个月能敲出来大概45磅(20公斤)的含有银的“隐身腻子”,每年产值大概是35000美元(2006年统计)。","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2017\/0725\/15\/44\/20170725034449123.jpg"},{"desc":"","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2017\/0725\/15\/44\/20170725034450737.jpg"},{"desc":"","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2017\/0725\/15\/44\/20170725034451837.jpg"},{"desc":"","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2017\/0725\/15\/44\/20170725034452810.jpg"},{"desc":"","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2017\/0725\/15\/44\/20170725034452506.jpg"},{"desc":"","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2017\/0725\/15\/44\/20170725034453558.jpg"}]}}//himg2.huanqiucdn.cn/attachment2010/2017/0725/15/55/20170725035534404.jpg