宅男宅女精品国产AV天堂_網友分享亚洲欧美日韩精品在线心得_国产在线露脸高清在线视频_国产97免费手机在线视频_欧美影视中文国产_惠民福利无码AV片在线观看免费_日韩AV无码久久精品换脸_青青草原国产无码_欧美日韩电影在线网站_欧美丝袜一区二区视频

中國的保安在不斷的興起并迅速發(fā)展壯大起來。犬防作為保安業(yè)務(wù)的一份子也越來越發(fā)揮其重要的作用，它維護(hù)社會治安穩(wěn)定，協(xié)助公安機(jī)關(guān)執(zhí)行各項工作任務(wù)作出了重大的貢獻(xiàn)。保安犬用于社會治安防范的巡邏、防爆、護(hù)衛(wèi)、搜毒、搜假煙等。

The security service industry is rapidly expanding. As part of the security service. Canine protection plays a very crucial role on the maintenance of social order and stability; makes an important contribution to associates the public security organs performing various tasks. The security guard dogs are applied for patrol, explosion-proof, guard, drug searching, cigarettes searching, etc. to maintain the social order.