例句與造句

1. The spring - loaded excess - pressure safety valve protects the pump as well as the gearbox from overload which may arise from an erroneously closed sluice valve or alternatively due to a blocked discharge pipe etc
   彈簧超壓安全閥對泵及齒輪箱起著保護作用，使其避免由于出口閥門的誤關(guān)或管道的堵塞而引起的超載。
2. It's difficult to find load excess in a sentence. 用load excess造句挺難的