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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 last room available cost me $119, but it was a decent room. 最后一个房间的费用箱119美元，但这是一个体面的房间。
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。
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。
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。
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。
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。
Benefit cost ratios under balanced fertilization regimes exceeded 2.5. 实行平衡施肥后产投比大于2.;5。
Compared synthetically,the effect of treatment with N300P90 was the best under the field trial condition and its yield reached 62.00 kg/hm2,while the net was 4 152.7 yuan/hm2 and the VCR(value cost ratio) was 2.32. 综合比较氮磷肥配施经济效益;在试验设计条件下;N300P90处理的配比效果最好;产量达62.;00 kg/hm2; 净利润最高;增收4 152
His eloquence did not avail against the facts. 他的雄辩在事实面前不起什么作用。
Joe tried to pull the heavy cart, but to no avail. 乔想拉那部笨重的大车，但是拉不动。
Moreover, misclassification cost of the back-propagation neural network is more stable than others in varied cost ratios. 除此之外，倒传递类神经网路之误判成本并不会随著成本率的增加而有太大的变化。
Nothing could avail the dying patient. 没有任何东西能挽救那个濒死者
Judging by the value: cost ratios stated (Table 8) all above 10 investment in terms of nutrient input in upland cropping systems appears to be highly profitable and recommendable. 根据表8的产投比来判断(均大于10),旱地种植制度下在养分方面进行投资利润高,应大力提倡。
The advice we got was of no avail. 我们得到的建议完全没用。
high performance cost ratio; highly cost effective 性价比高
Such a statement will not avail. 这样的声明没有什么用。
She reckoned she had cut her cost by half. 她估计她减少了一半的费用。
The medicine did not avail against the disease. 这种药对这种病没有产生疗效。