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- similar cost ratio methods 类成本比值法
- Methods Data of benefit and cost on 7 color ultrasonic devices in using are collected and analyzed by using Benefit Cost Ratio(BCR) method. 方法:对在用的7台彩超收益和成本数据进行采样,用成本效益比法(BCR)进行分析。
- Methods Data of benefit and cost on 7 color ultrasonic devices in using are collected and analyzed by using Benefit Cost Ratio (BCR) method. 方法：对在用的7台彩超收益和成本数据进行采样，用成本效益比法(BCR)进行分析。
- So the void ratio method is feasible in compaction control of subbase. 因此，路基压实用空隙率法控制是切实可行的。
- With improvement unrefined potassium chloride is directly subjected to carbonization and therefore raises the product quality with similar cost. 新工艺的主要改进为氯化钾原料不经精制而直接碳化，从而在成本相仿的情况下提高了产品档次。
- Experiments prove that the segment is sharp and endurable,and has a satisfactory performance cost ratio. 试验表明，该工艺制备的金刚石刀头锋利耐用，并具有良好的性能价格比。
- The public would see such an overall system as having a high benefit- cost ratio, which would solve several high priority problems most efficiently. 公众将能够看到这样的综合性系统是一个可以最有效地解决若干重要优先项目的、具有高的效益:成本比率的系统。
- The normal ranges derived with the radioulnar ratio method demonstrated larger variation than originally reported. 桡尺比率法正常范围显示与原先报道相比有更大的差异。
- The distribution patterns of Amanita population were analyzed by means of variance/mean ratio method. 摘要采用方差／均值比率法测定了鹅膏属种群的分布格局类型。
- The square ratio method and basin precipitation method are commended for annual runoff calculation. 在年径流计算中，建议采用面积比法和流域雨量法。
- While this number plays an important role in the calculation of the Value Cost Ratio (VCR), it plays no useful role in understanding the economics of fertilizer application. 尽管这个数值在计算价值成本比（VCR）时很重要，但在肥料经济学中却并没有实际意义。
- The composition and stable constant were measured by equimolar continuous change method and the molar ratio method. 用等摩尔法和连续变化法测定了缔合物的组成和稳定常数。
- Benefit cost ratios under balanced fertilization regimes exceeded 2.5. 实行平衡施肥后产投比大于2.;5。
- Objective:To discuss the value of ratio method to estimated the function of thyroid nodule. 目的:探讨用比值法判断甲状腺结节功能状态的价值。
- In China the resources of natural anhydrite are abundant and the new type of plastering material provided with high performance cost ratio should be widely spread. 我国硬石膏资源丰富，对这种性能价格比好的粉刷石膏新品种应大力推广。
- To address the first question, power simulations are used.Mantel-Haenszel and likelihood ratio methods are the best for non-matched data. 再以有限元素方式做回授控制，分析此一结构在回授控制的制振效果。
- It is pointed out that s eries voltage regulator has higher performance cost ratio，and series and parall el voltage regulator is a trend of AC voltage regulator. 通过对这三种电压调节装置的对比研究，指出串联型电压调节装置的性能价格比高于其他方式。串并联型电压调节装置是交流电压调节装置的一个发展方向。
- The basic principle and its application of chronological loop curve method, later water level method, adjusting factor method and fluctuating ratio method were analyzed here. 介绍连时序绳套曲线法，水位后移法，校正因数法，涨落比例法的基本原理及其在梧州水文站的应用分析。
- The fixed ratio method has already been illustrated in the example of the Blair and Cross partnership, in which profits were shared equally. 固定比率法已在布莱尔和克罗斯合伙企业的例子中说明,他们的利润是平均分配的。
- The radioulnar line and subluxation ratio methods always showed the ulnar head to be located outside of the dorsal line in pronation and outside of the volar line in supination. 桡尺线法及半脱位比率法显示在旋前位下尺骨头总在背部线的外面，旋后位下在掌侧线的外面。
