查询词典 approximate method

A standard test method for evaluating the toxicity of chemicals to algae was applied; and 96h-EC50 of copper on inhibition of the growths of Chlorella pyrenoidosa, Scenedesmus obliquus, Closterium lunula were calculated as 67,51 and 202μg/L respectively using the method of probability unit for data treatment based on the test results. The results from the X^2 test of each dose-response equations showed that 96h-EC50s calculated were all precise and credible.

运用评价化学品对藻类毒性的标准实验方法，根据实验结果采用机率单位法进行数据处理，分别得出铜抑制蛋白核小球藻，斜生栅藻，月形藻生长的96h半效应浓度(96h-EC50)分别为67，51，202μg/L，并对各剂量反应方程进行X^2检验，结果表明均符合精度要求，计算出的96h-EC50真实可靠。

In the fifth part, the H〓 control problem for Lur'e systems with multiple nonlinearities is discussed. The existence is reduced to solvability of multiple linear matrix inequalities. And the design method is simple and feasible via iterative optimal algorithm based on the interior-point method of LMI.

第五部分：研究了具有多个非线性环节的Lur'e系统的H〓控制问题，给出了基于双线性代数矩阵不等式的可解条件，此结果可覆盖关于线性系统相应问题的结论，同时又避免了目前在非线性系统H〓控制的研究中出现的偏微分矩阵不等式难以求解的问题。

After this, an appropriate implant experimental model and an analysis method for the design and use of the implant can be established. The resulting method can be applied to the clinical implantation for the treatment of the canine patellar luxation.

经此生物学实验及结果分析后，可建置一套适切膝盖骨脱臼防止植体生物学实验模式与实验结果的分析方法，作为膝盖骨脱臼植体临床治疗应用之参考。

Methods 40 healthy adult mice were randomly divided into control group, CTX immune-suppressed group, Fb treated group, Fb combined with CTX treated group. The influences of Fb in NK cell activity were determined by the method of NK mediated cytotoxicity test;the multiplicative capacity of lymphocyte was assayed by lymphocyte transformation rate of T cell,and the mice spleen T lymphoblast multiplication analytical method was used to measure the IL-2 level.

健康成年小鼠40只，随机分为对照组、环磷酰胺免疫抑制组、黄蘑碱溶性多糖活性组分正常小鼠给药组和Fb环磷酰胺伍用给药组，采用NK细胞介导的细胞毒试验测定自然杀伤细胞的活性，淋巴细胞转化试验测定T淋巴细胞增殖功能，鼠脾T淋巴母细胞增殖分析法测定白细胞介素2（IL-2）的活性，观察Fb对各组小鼠免疫指标的影响。

in order to probe into whether glycine supplementation plays an adjusting role in sports performance and immune functions, the authors divided 30 mice randomly into an exhaustive exercising group (e1), glycine supplemented exhaustive exercising group (e2) and a normal resting control group, with 10 mice in each group, supplemented glycine to mice in group e2 and physiological saline to mice in the other two groups, let mice in groups e1 and e2 do an exhaustive swimming exercise 4 weeks later, applied the trace ch50 hemolysis method to analyze supplement activity, applied the mtt method to perform a quantitative analysis on the lymphopoiesis ability of spleen, and thus revealed the following findings: compared with mice in group e1, the time taken by mice in group e2 to swim to an exhausted state is significantly longer (p.05); total supplement activity in blood serum of mice in group e1 is significantly lower than the same of mice in group s (p＜0.01), and total supplement activity in blood serum of mice in group e2 is significantly higher than the same of mice in group e1 (p.01), but still significantly lower than the same of mice in group s (p.05); as observed from the test of the lymphopoiesis ability of spleen, the lymphopoiesis ability of spleen of mice in group e1 is significantly lower than the same of mice in group s, and the lymphopoiesis ability of spleen of mice in group e2 is significantly higher than the same of mice in group e1, but still significantly lower than the same of mice in group s.

四型肽精氨酸脱氨酶在类风湿性关节炎。。。以马来酸酐与氨水为原料热缩聚法合成。。。摘要：为探讨甘氨酸补充对运动能力及免疫功能是否具有调节作用，将30只小鼠随机分成力竭游泳运动组(e1)、甘氨酸补充后力竭游泳组(e2)和静息正常对照组，每组10只。在e2组补充甘氨酸，其余两组给予生理盐水，处理4周后，e1组和e2组均做力竭性游泳运动。采用微量ch50溶血法分析补体活性，采用mtt法定量分析脾脏淋巴细胞增殖能力。结果显示，与e1组比较，e2组游泳至力竭的时间显著延长(p＜0.01)。e1组血清总补体活性显著低于s组(p＜0.01)，e2组显著高于e1组(p.01)，但仍显著低于s组(p.05)。在脾脏淋巴细胞增殖试验中观察到，e1组显著低于s组，e2组显著高于e1组但仍显著低于s组。

Objective: To observe the effects of different cell lysis buffers on protein quantification with Bradford method and bicinchoninic acid method.

目的：观察不同细胞裂解液对Bradford法和bicinchoninic acid法的影响，以确定适合蛋白质组学研究中细胞全蛋白含量的定量方法。

Based on some studies at home and abroad, with analysis on water damage in pavement, design method of subsurface drainage system is discussed in this paper, and the major technical performance indexes is introduced too. Through much theoretical analysis of laboratory experiments, mechanism properties and composition design method of porous cement-treated macadam is obtained.

本文在参考国内外研究成果的基础上，通过分析路面水损害机理，探讨了路面内部排水系统的设计方法，介绍了路面内部排水系统的主要技术性能指标，结合室内试验分析，探讨了多孔隙水泥稳定碎石材料性能和组成设计方法。

Firstly, the function sinx that appears in the simple pendulum equation is replaced with a polynomial of degree 3 using Maclaurin series expansion and Chebyshev polynomial approximation. Subsequently, the resulting equation which is a Duffing type equation is approximately solved with combing Newton's method and the harmonic balance method.

首先，利用Maclaurin展开和Chebyshev多项式加速技术将单摆振动方程中的正弦型恢复力用三次多项式近似代替，得到一个Duffing型方程；然后，将牛顿法与谐波平衡法结合起来建立Duffing方程的解析逼近周期及周期解，从而给出单摆振动的解析逼近解。

A conservative remapping algorithm based on donor-cell method for multiscale dynamic simulation is proposed which couples micro molecular dynamics simulation with macro finite element method.

针对耦合微观分子动力学和宏观有限元方法的多尺度模拟，提出一类新的基于贡献单元法的网格守恒重映算法。

In chapter II, we calculate the binding energy of a quantum wire in the presence of a strong magnetic field along the wire axis by using the variational method and strong perturbation method.

在第二章中，我们用变分法和强相互作用方法计算了在一个沿着轴向的强磁场下的量子线的束缚能，讨论了束缚能随着量子线的半径，磁场和掺杂浓度的变化。

Summary In copyright infringement cases,if the alleged infringer uses or even plagiarizes the copyrighted works or parts thereof,which causes no substantially adverse effect on the normal exploitation of the work,nor does it inflict any substantial damages to the right owner,the de minis doctrine should be applied to exempt the liabilities of the defendant and seek the balance of interests between the right owner and the general public embodied by the copyright law.

在侵犯著作权案件中，如果被控侵权行为人虽未经著作权人的同意，使用甚至抄袭了受著作权保护的作品或作品的片段，但若情节轻微，未对该作品的正常使用产生任何实质不利的影响，亦未对权利人的权利造成实质性的损害，则应适用&不计琐细原则&，免除行为人的责任，以寻求在权利人利益与著作权法所体现的社会公共利益之间的平衡。

This new product will become our best seller.

这个新产品会成为我们最畅销的产品。