Through choosing referential time, production and decline ratio, this method is more flexible, simple and practical than the Arps method in terms of analyzing the production decline.
通过选用参考时间、参考产量和参考递减率，使得递减分析方法具有一定的灵活性和优越性、该方法简便、实用。
Recent years have witnessed a constant decline of the ratio of China's trade surplus to its economic aggregate.
近年来，中国的贸易顺差额占经济总量的比重在不断下降。
Later this decade, we expect to see the Dow/Gold ratio bottom at 1 and the Gold/Silver ratio decline to below 16 and possibly as low as 10.
在21世纪20年代后期，道指/黄金价格比将跌到1，也就是历史低点。而黄金/白银价格比下降到16以下，甚至可能跌到10。
However, given the high uncertainty margins for the maternal mortality ratio, determining whether there is any real decline at all is difficult (2).
但是由于孕产妇死亡率也存在很高的不确定性，所以很难阐明是否真正有所降低[2]。
During the running process, the membrane flux decline velocity increased while the gas water ratio decreased.
整个运行过程中膜通量衰减速率随着气水比的减小而增大。
If we continue to do so, the ratio of local workers versus foreign manpower will continue to decline.
如果我们继续这么做，本地员工相对于外籍劳工的比例将会持续下降。
The results show: (1)the average growth ratio of China's dairy industry from 1998 to 2005 is 0.6% , the decline of technical efficiency can not counteract the improvement of technical progress.
研究表明，1998~2005年，中国乳制品业全要素生产率以年均0.6%的速度增长，技术效率的下降不足以抵消技术进步的增长；
An incr eased leaf weight ratio (LWR) and inter-veinal chlorosis evidenced in boron deficient leaves may indicate excessive carbohydrate accumulation, leading to a decline in chlorophyll content.
缺硼也提高叶片重量比(LWR)并导致叶脉间失绿，说明缺硼叶片可能过量碳水化合物积累，引起叶绿素降解。
According to the calculated annual change contribution ratio, hepatitis contributed the most to the decline of the incidence rate, whereas blennorrhea contributed the most to the increase.
年度变化贡献率的计算显示肝炎对发病率下降的贡献最大，淋病对发病率上升的贡献最大；
Low level nitrogen fertilizer maked the yield of strawberry fruit to decline, but it maked the single fruit weigh to improve greatly, and improve the ratio of commodity fruit significantly.
低量氮肥处理虽然产量较低，但大大提高了单果重，明显增加了草莓果实的商品果率。
The main cause of population decline include: using the same kind of host, inbreeding, and lower ratio of bethylid and host.
长期利用一种中间寄主因蜂种营养来源单一，导致蜂种生命力下降。
The strain was selected with no insecticide, could also prohibit resistant development to cyhalothrin, but the ratio of decline was lower than pirimiphos-methyl selected.
不用杀虫剂筛选对氯氟氰菊酯的抗药性也有显著下降，但下降的速率低于甲基嘧啶磷筛选。
The stocks-to-use ratio in the world outside China is expected to rise from 46% to 55%, which could translate into a significant decline in the season-average Cotlook A Index.
全球棉花库存使用比例（不包括中国）将从46%上升为55%，这表明第四季度考特鲁克A平均指数将会出现大幅度下跌。
If the ratio is lower than9, much more rapid production decline will appear for such an oilfield.
储采比低于9以后，油田产量将以很快的速度递减。
The most distinctive biological feature is the Leaf Area Ratio(LAR), it is higher in former phase and lower in later, and decline to its smallest around the period of Milky Ripeness.
叶面积比率的生物学特征最为明显，冬小麦返青到拔节期间的叶面积比率最大，拔节之后，叶面积比率逐渐下降，在冬小麦乳熟期前后达到最小。
Therefore, it is of great significance to study the reserve production ratio and establish the relationship between the reserve production ratio and the decline rate.
因此，研究储采比并建立储采比与递减率之间关系具有重要的意义。
The increase of ratio of sugar to nitrogen may significantly lead to the decline of brown rice thickness, 1000-grain weight and amylose content.
随糖氮比的提高，糙米厚、千粒重和直链淀粉含量将显著降低。
Tensile strength was found to decline with increase of the ratio of average chord lengths of the two phases (L1/L2) and mass center distance (D).
结果表明，当分散相一定时，拉伸强度随两相相对尺寸的增大和分散相颗粒相关性的减弱而减小。
Tensile strength was found to decline with increase of the ratio of average chord lengths of the two phases (L1/L2) and mass center distance (D).
结果表明，当分散相一定时，拉伸强度随两相相对尺寸的增大和分散相颗粒相关性的减弱而减小。
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