它可以用于预测油气田递减阶段的产量、累积产量和可采储量。
It can be used for prediction of production, cumulative production and recoverable reserves in depletion stage.
许多研究表明一种产品每当其产品的累积产量翻番时，它的生产成本的数量将下降。
A number of studies have observed that a product's production costs decline by some quantity about each time cumulative output doubles.
剩余储量通常根据递减曲线进行估算，或者从计算的最终储量减去累积产量而得出。
The remaining reserves are usually estimated from decline curves or by subtracting the cumulative production from the calculated ultimate reserves.
基于大量油气田开发的实际资料，建立了预测油气田产量、累积产量和可采储量的简单模型。
Based on statistical development data of large oil and gas fields, a simple model for predicting production, cumulative production, and recoverable reserves is developed.
瑞利模型可用于预测油气田的产量、累积产量、可采储量、最高年产量及其相应的开发时间和累积产量。
Rayleigh model can be used to forecast production, cumulative production, recoverable reserves, maximum annual production and its corresponding time and cumulative production of oil and gas fields.
由数值计算结果，讨论了油藏电导率对温度分布的影响，以及加热功率和加热方式对原油累积产量的影响。
Based on the numerical results, the effects of formation conductivity on the oil sand temperature and the effects of electrical power on the cumulative oil production are also discussed.
通过田间试验研究了不同形态氮肥对大白菜产量及硝酸盐累积的影响。
Field experiment was conducted for studying the effect of nitrogen forms on the yield of Chinese cabbage and the accumulation of nitrate.
通过田间试验研究了不同形态氮肥对大白菜产量及硝酸盐累积的影响。
Field experiment was conducted on studying the affection on the yield of cabbage and the accumulation of nitrate by using different kinds of nitrogen fertilizer.
覆膜促进干物质的形成和累积，生物产量提高43%。
Film - covered can improve the dry matter to form and accumulate and the biological yield is increased by 43 percent.
结果表明：在绿肥全部还田条件下，不同氮肥用量对烤烟株高、烟叶spad值、烟株干物质累积以及烤后烟叶产量、产值和化学成分均有一定的影响。
Results showed that nitrogen fertilization rate significantly affected tobacco plant growth, leaf SPAD value, dry matter accumulation, leaf yield, economic value as well as chemical components.
尽管施用化学氮肥是提高作物产量的必要措施，但长期大量施用能引起硝态氮在根区以下土层的无效累积。
Although using chemical fertilizer was a necessary measure to increase crop yields, it could cause a large number of nitrate zone of invalid accumulation in the soil.
在叶用莴苣采收前一周，将营养液换成清水，对叶用莴苣产量影响不大，叶用莴苣完全可以利用前期吸收的营养维持生长，硝酸盐累积大量减少，可有效的控制硝酸盐含量，改善品质。
Nutrient solution had been replaced water before lettuce was reaped for a week, which can reduce effectively accumulation of nitrate in lettuce, moreover, the effect of the yields isn't apparent.
学习曲线所描述的是企业累积性产品产量与每一单位产量所需要投入要素数量之间的关系。
Learning curve a graph showing the mathematical relationships between the quantity of firm's accumulative product and that of input to every unit of product.
学习曲线所描述的是企业累积性产品产量与每一单位产量所需要投入要素数量之间的关系。
Learning curve a graph showing the mathematical relationships between the quantity of firm's accumulative product and that of input to every unit of product.
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