3.7一二甲基一辛烯一一一醇一一  rhodinol

安格氏一级标准咬合  Angle Class 1 Standard

多布森一级标准  Dobson primary standard

化一标一  normalized

块度单一指标  Fragmentation index

一级A标准  first level A criteria; first class A criteria

一级标准  primary standard

一级标准品  reference standard; Primary

一级标准气压计  primary standard barometer

一级标准日射强度计  primary standard pyrheliometer

二级指标评判  two grade index evaluation

二级指标评判融合  two-grade index evaluation integration

肥力分级指标  Soil fertility grading index; nutrient classification index

分级指标  Gradation index; classification index; classifying index; Criterion

分级指标光纤  Gradation; Gilbert

磷肥力分级指标  phosphorus classification index

目标级指令  object level instruction

评级指标  Evaluation index

评价分级指标  indicators for ranking

三级指标  the 3-grade indexes