ANCIENT SAND RIDGES 古沙脊
arc-related spreading ocean ridges 早期婴幼儿龋; 亲弧扩张脊
area along radial sand ridges 辐射沙洲沿岸
barkhan ridges 新月形沙丘链
between ridges 垄间
combination sowing on ridges with mulching 垄作覆盖
completely mulched alternating narrow and wide ridges with furrow planting 全膜双垄沟播
Decorative Ridges of Pottery Modellings 陶塑脊饰
DOUBLE RIDGES 双重山脊; 双脊线
double ridges mulched with wide plastic film 全膜双垄沟播; 双垄全膜覆盖沟播栽培技术
double ridges rainwater harvesting 双垄面集雨
double ridges stage 二棱期
double ridges with full film coverage 双垄全膜覆盖
Double-ridges process 双脊线过程
double-ridges waveguide 双脊波导
Entire membrane double ridges trench sowing 全膜双垄沟播
Longitudinal Ridges 纵脊
modern tidal sand ridges 现代潮流沙脊群
Mountain Ridges 山系
multispreding ridges 多扩张中心