Pick in the demolition of triangular plate , the junction should be a mark for installation by sign refitted.

在拆三角接盘时，应在连接处打一记号，以便安装时按记号装复。

youdao

Pick in the demolition of triangular plate , the junction should be a mark for installation by sign refitted.

在拆三角接盘时，应在连接处打一记号，以便安装时按记号装复。

youdao