重型机械行业网格
heavy mechanical industry grid HMG
履带式重型机械
track-type heavy machinery
西安重型机械研究所
Xi’an Heavy Machinery Research Institute
Xi′an Heavy Machinery Institute
Xi’an Heavy Machinery Institute
重机行业
Heavy duty maching industry
重型机械减摩件
heavy machinery antifriction parts
包装和食品机械行业
packaging and food machinery industry
包装机械行业
packaging machinery industry
机械行业标准
machinery industry standard
机械行业润滑剂
lubricant for mechanical industry
电力行业重组计划
PSRP Power Sector Restructuring Plan
电力行业重组与监管
Restructuring and Regulation of the Power Sector
二自由度起重机机架模型
two-degree-of-freedom crane system