protection cover的用法和樣例：
例句
- Take sartorius as an example, there should be protective covers to its upper and lower conveyer belts.
例如縫紉機車(chē)需要安裝上下皮帶保護罩。
protection cover的相關(guān)資料：
臨近單詞
protection net
protection
protection of natural circumstances
protection of over electric current
protectionh of ecologic environment
protection against electrical shock
protection of environment resources
protection of maritime defence line
protection of serviceman rs marriage
protection of ecological environment
protection by traveling wavedistance
protection equipment for transformer
