耕地资源变化
change of cultivated land resource
the changes of cultivated land resource
林地资源变化
Changes of forest resources
水资源变化
Variations of Water Resources
业务量矩阵变化区域分割
separation of the changing region of traffic matri
最大变化区
zone of mazimum crystal formation
zone of maximal change
变化化学汽相积沈
MCVD
modified chemical vapor deposition
钢筋应变变化率
steel strain variance ratio
截面应变变化规律
strain’s mutative regularity of the section