Although a formal environmental impact assessment has not yet been done, it should not be assumed that thiomersal-free presentations of vaccines will yield a positive net effect on the environment.
虽然尚未开展正式的环境影响评估，但不应假设无硫柳汞的疫苗对环境产生的净效果是正面的。
Some profit indexes like income of each section, net asset yield and net profit have acted as the scaled standard of listed company for a long time.
长期以来，以每股收益、净资产收益率和净利润为代表的利润指标一直作为上市公司价值的衡量标准被广泛采用。
Dynamic efficient sustained yield — the sustained yield that produces the highest present value of net benefit.
动态能效持续产能——净效益生产为最高当前价值的持续产出。
As to the second, the CBO reckons that the House bill would yield a net reduction in federal budget deficits of $109 billion between 2010 and 2019.
至于第二个问题，国会预算办公室（CBO）估计在2010到2019年间，依照众议院的法案，财政赤字会净减1090亿美元。
Research show that the method of extrapolating failure load and net section yield criterion are available.
研究表明，推算破坏载荷和净截面屈服判据是合理的，可用的。
By the continuous-feeding external-heating rotary kiln, the experimental studies on the gas yield characteristics, mass balance and net energy income of the polyethylene pyrolysis were performed.
在连续给料外热式回转窑试验台上，以聚乙烯为试验物料进行了热解产气特性、质量平衡以及能量净收益的试验研究。
Static efficient sustained yield — the sustained catch level in a fishery that produces the largest annual recurring net benefit.
静态效率持续生产——在渔场里有最大年度返还净利的持续捕鱼级别。
The results showed that the fruit yield, net photosynthetic rate were the highest and the night respiratory rate was the lowest under 70% light intensity.
结果表明： 70 ％光强下甜椒产量显著提高， 植株净光合速率最高，夜间呼吸速率最低。
Effects of rice straw covering net on soil erosion and wheat yield were studied with self-designed soil erosion boxes under simulated rainfall.
通过自制土壤冲蚀槽，并进行人工模拟降雨试验，研究了稻秆编织地表覆盖物对坡地土壤侵蚀和小麦产量的影响。
It is shown that the correlation based on the net tip resistance has much higher accuracy for estimating the consolidation yield stress of lagoonal deposit soil than other methods.
结果表明：基于净锥尖阻力的相关关系比其他经验方法具有较高的精度，可以有效地预测该地区泻湖相沉积土的固结屈服应力和超固结比。
This yield may or may not be your total net rate of return.
这个收益率可能会或可能不会是你的总净回报率。
The analysis of yield and quality of crops indicated that the sheltering range of shelterbelt net was 25 times tree height.
作物产量和质量分析表明，林网的防护范围为25倍树高。
The optimum sustainable yield in fishing industry is the yield that can achieve the maximum sustainable net profit.
渔捞业中的最佳经济产量是指能使持续的纯利润最大的产量，此时投入的捕捞努力量为最佳经济捕捞努力量。
Culture loach in net cage is a new mode of good yield and efficient.
网箱养泥鳅是一种高产高效，极具发展前景的养殖新模式。
An analysis is made on the impact of seasoned new issue upon such financial indicators as net asset per share, earning as per share, yield rate of net assets, etc.
分析上市公司增发新股对每股净资产、每股收益、净资产收益率等财务指标的影响，指出上市公司增发新股的原因，应完善上市公司新股增发的约束机制。
The spread between them is "net yield."
两者的差就是”净收益”。
It could yield a net benefit (for example, by improving energy efficiency), or it could stop the economy cold.
它可能会产生净盈利(比如，通过提高能源利用率)，或者使经济升温。
The results indicates that the sludge net yield coefficient increase with the seawater salinity.
结果表明，微生物产率系数随着污水中海水比例的增大而增大。
The higher grain yield in mutated strains was mainly due to increasing the net photosynthetic rate and apparent quantum yield considerably at the stage from booting to filling.
孕穗-灌浆期的净光合速率和表观量子效率的急剧增加可能成为突变株系增产的主要原因。
Effect of different densities of Empoasca vitis on the yield loss rate and the damage indexes of fresh tea leaves was evaluated with the net method.
利用网罩法测定了假眼小绿叶蝉不同虫口密度对茶鲜叶产量及受害指数的影响。在此基础上，建立了不同虫口密度与茶鲜叶经济损失率线性回归方程。
Effect of different densities of Empoasca vitis on the yield loss rate and the damage indexes of fresh tea leaves was evaluated with the net method.
利用网罩法测定了假眼小绿叶蝉不同虫口密度对茶鲜叶产量及受害指数的影响。在此基础上，建立了不同虫口密度与茶鲜叶经济损失率线性回归方程。
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