起重吊钩 名词术语 Lifting hooks--Nomenclature

双臂式装载机 试验方法 Method for testing the gathering arm loaders

离心机和过滤机 名词术语 Terminology of centrifuge and filter

容积式压缩机术语 总则 Displacement compressors vocabulary--General

压缩机分类 Compressors--Classification

容积式压缩机噪声声功率级的测定--工程法 Determination of sound power level for noise emitted