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1)  mowing system
轮割制度
1.
Considering of these problems,The effect of different mowing systems on the standing crops,species composition,community structure and nutrient content of Stipa grandis grassland of typical steppe is designed and analyzed.
野外试验设计结合室内分析,探讨了以大针茅(Stipa grandis)为建群种的锡林郭勒典型草原区不同轮割制度对割草场产量、物种组成、群落结构及营养状态的影响。
2)  institutional segmentation
制度分割
1.
Modem economic theory assumes that the institutional segmentation is not existed while inspecting the generation and development of in- dustrial cluster.
现代经济理论在考察产业集群形成和发展时假定制度分割不存在。
3)  tapping system
割胶制度
1.
The effect of different tapping systems was studied on promising rubber clone SCATC 8-79 in yield, dry rubber content and the content of sucrose, phosphorus, thiol and Mg2+.
研究不同割胶制度对橡胶树优良无性系热研8-79幼龄树的产量、干含及蔗糖、硫醇、无机磷、镁离子等指标的影响。
2.
The particle sizes and particle size distributions of the latex from three tapping systems including the traditional tapping system (A), the current chemical-stimulation tapping system (B) and the excess-stimulation tapping system (C) were determined by using of the laser particle size analyzer.
本文采用激光粒度分析仪测定了传统割胶制度(A)、现行化学刺激割胶制度(B)和超强度刺激割胶制度(C)所采集胶乳胶粒的粒度及其分布;用现行国家标准方法研究了这三种割制浓缩胶乳的挥发脂肪酸值(VFANo。