離心泵名詞術(shù)語 Glossary of terms for centrifugal pump
容積式壓縮機噪聲聲功率級的測定 簡易法 Determination of sound power level for noise emitted by displacement compressors--Survey method
氣瓶顏色標(biāo)記 Coloured mark for gas cylinders
通用橋式起重機 限界尺寸 Boundary dimensions of E.O.T.cranes
臂架型起重機 起重力矩限制器通用技術(shù)條件 Jib type cranes--Load moment limiters--General technical requirements