The study on the biomass, respiration and P/B coefficient of benthon have been carried out with counting method, sealed apparatus method and cultivation method in Sanjiang Plain.
本文运用计数法、封闭器法和培养法对底栖动物的生物量、呼吸强度和P/B系数进行了研究。
The slip coefficient B is introduced in momentum equation of one dimensional nucleating flow.
本文在一元蒸汽凝结流动量方程中引入了滑移系数B，考虑两相滑移的影响。
Temperature had a significant effect on weight coefficient b.
随温度的升高，体重系数显著减少。
The prerequisites of construction of the assets equation is the estimation of the drift coefficient b(·).
资产方程中漂移系数和扩散系数的估计是建立方程的前提。
The dissimilarity coefficient between isolates A and isolates B was more than 0.7, while within isolates A was 0.3 and B 0.12, respectively.
结果表明，2个地理种群A、B分离物之间相异系数均大于0.7，地理种群内部分离物相异系数分别为0.3和0.12，差异较小。
The estimated ultraviolet radiation attenuation coefficient and DOC concentration all existed markedly positive relationship; but UV-B wave band was higher than UV-A wave band.
估算得到的紫外辐射衰减系数与DOC浓度均存在显著性正相关，但UV - B波段要高于UV - A波段。
Optimum volume fraction of extractant B in binary-extractant is 60%-80%, and the highest cooperate coefficient is 1.28, which exists in this range.
萃取剂体系中萃取剂B的适宜体积分数为60％—80％，且在该浓度范围内有协萃效应，最大协萃系数1.28。
Two biotic indices, Biotic Coefficient (BC) and Benthic Index of Biological Integrity (B-IBI), recently suggested by European and American scientists were applied and commented on this study.
应用和验证了国外新提出的生物系数（BC）和底栖生物完整性指数（B-IBI），对其局限性和可行性进行了分析。
Then, according to the fitting curve, the cushion coefficient-max stress curve of corrugated paperboard with B-flute was calculated.
然后，根据所拟合的曲线，计算出了B楞瓦楞纸板的缓冲系数-最大应力曲线。
Then, according to the fitting curve, the cushion coefficient-max stress curve of corrugated paperboard with B-flute was calculated.
然后，根据所拟合的曲线，计算出了B楞瓦楞纸板的缓冲系数-最大应力曲线。
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