Regulation of self- thinning is that relationship between DBH and average density of population accords with negative power function.
樟子松种群自疏规律为：平均胸径与密度的关系符合负幂函数模型。
Base emitter metal self aligning, air bridge, and wafer thinning are used to improve microwave power performance.
在晶体管制作过程中采用了发射极-基极金属自对准、空气桥以及减薄等工艺改善其功率特性。
The differences between the two reciprocal equations of the competition-density effect in nonself-thinning populations and self-thinning populations were analyzed theoretically.
对在无自然稀疏和有自然稀疏状况下有关植物群落的竞争密度效应的两个倒数方程的差异进行了理论分析。
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