1) three-level selection
三级选型
2) Three level screen
三级筛选
3) three-level personnel choice
三级选材
1.
The method of three-level personnel choice is an effective way to solve the problem.
采用普遍选材、启蒙选材和潜力选材的“三级选材”方法,是解决这一难题的有效途径。
4) three selection
三选型
6) Three Hierarchical model
三级模型
补充资料：苯并三唑-1-三(三甲氨基)-三氟磷酸酯
CAS: 56602-33-6
分子式: C12H22F6N6OP2
分子质量: 442.28
熔点: 136-140℃
中文名称: 苯并三唑-1-三(三甲氨基)-三氟磷酸酯
英文名称: (1-hydroxy-1h-benzotriazolato-o)tris(n-methylmethanaminato)-phosphorus(1++
benzotriazol-1-yloxytris(dimethylamino)-phosphonium hexafluorophosphate
benzotriazol-1-yl-oxytris(dimethylamino)phosphonium hexa-fluorophosphate(bop)
benzotriazol-1-yl-oxy-tris(dimethylamino)phosphonium hexafluorophosphate
分子式: C12H22F6N6OP2
分子质量: 442.28
熔点: 136-140℃
中文名称: 苯并三唑-1-三(三甲氨基)-三氟磷酸酯
英文名称: (1-hydroxy-1h-benzotriazolato-o)tris(n-methylmethanaminato)-phosphorus(1++
benzotriazol-1-yloxytris(dimethylamino)-phosphonium hexafluorophosphate
benzotriazol-1-yl-oxytris(dimethylamino)phosphonium hexa-fluorophosphate(bop)
benzotriazol-1-yl-oxy-tris(dimethylamino)phosphonium hexafluorophosphate
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条