Whatever the reason I am afraid no one knows, no matter how high the threshold increase, or increase the ultimate cost of development, that is the price to the cost of containing them.

羊毛出在羊身上的道理恐怕无人不知，无论门槛增加多高，增加的最终还是开发成本，也就是售价可以含带的成本。

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The great development in genomics makes it possible to unveil the genetic basis of threshold and quantitative traits at molecular level.

基因组研究的飞速发展，使人们从分子水平上了解阈性状和数量性状的遗传机理成为可能。

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The influences of threshold pressure gradient, vertical heterogeneity, subzone thickness and areal sand thickness distribution on development of low-permeability heterogeneous reservoirs are analyzed.

根据低渗透非均质油藏的特点，分析了启动压力梯度、纵向非均质性、小层厚度和平面砂体厚度展布对该类油藏开发的影响。

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