滑牙 meaning in Chinese

gear smooth
loose thread
screw loose
screwloose

This proof following enterprise already through the authentication , and has set up a file in the dongguan 114 nets industry and commerce enterprise database , inquires the more detailed enterprise material , please dial the dongguan enterprise information desk 96060 ( artificially ) 9686810114 billion ( to be automatic ) , this enterprise numbers for 50707
兹证明鸿发注塑机模板滑牙修复已通过认证，并已在东莞114网工商企业数据库中备案，查询更详细的企业资料，请拨东莞企业查询台96060 （人工） 9686810114 （自动），该企业编号为50707 。