well spacing density 井网密度
reasonable well spacing density 合理井网密度
economic well spacing density 经济井网密度法
density of spacing 间隔密度
spacing density 株行距密度
limit well spacing density 极限井网密度
proper well spacing density 合理井网密度
limited well spacing density 极限井网密度
This study was focused on promting quality of rice through different plants spacing and density for controlling different groups quality so as to study the influence of quality of Zhengdao 18.
本试验是以提高稻米品质为宗旨，通过不同的栽插行距和不同的栽插株数，调控不同的群体，研究不同群体质量对郑稻18品质的影响。
The rational well spacing under certain perforating level and the rational open thickness under certain well density can be determined by this equation.
用此关系式可确定该类油藏给定打开程度下的合理井距及给定井网密度下油井的合理打开厚度。
And also, the integrated effects of row spacing and planting density on uniformity of distribution was analyzed.
文中还在理论上分析了行距与密度对分布均匀度的综合影响。
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