C-W节约算法
C-W saving algorithm
Clarke-Wright C-W savings algorithm
Clark-Wright algorithm
clark-wright saving algorithm
变频技术与能源节约
Friquency conversion technology and energy saving
改进的节约算法
modified saving algorithm
集约和节约土地使用
integrative and saving land use
集约与节约利用
land utiliz-ing economically and intensively
建设节约型企业
setup resources-saving type business enterprise