护板 meaning in Chinese

backplate; fender apron; guard board

With outer-race rotation the shields must be carefully gasketed to prevent lose of oil due to centrifugal force .
当外圈转动时，护板必须注意密封，以免由于离心力而造成润滑油的损耗。
The keyboard is equipped with a guard board
包括键盘、键帽，其键盘上安装有键盘护板。
Basket removal panel
元件盒检修护板
Connecting wires guard
引线护板
Code of practice for design and installation of non - loadbearing precast concrete cladding
无负荷预制混凝土护板设计和安装实用规程

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