搜索结果: 1-2 共查到“法学 heating equipment”相关记录2条 . 查询时间(0.062 秒)
Productivity lukewarm in nonelectric heating equipment
Productivity lukewarm nonelectric heating equipment
2009/5/19
Increase in output per hour, aided by new technology in metalworking but moderated by stagnant demand, averaged only 1.6 percent a year over the 1972-85 period. The productivity trend for the 13-year...
Multifactor productivity in refrigeration and heating equipment
Multifactor productivity refrigeration equipment heating equipment
2009/4/24
This article examines detailed productivity, output, and input data in the manufacture of refrigeration and heating equipment to provide measures of multifactor productivity growth over a 27-year peri...