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Because xanthene derivatives can degrade rapidly in the natural environment, thus, they can be developed as algaecide. The mechanism to kill the algae needs further research.

由于呫吨类化合物能在自然环境中迅速降解，残留度低，显示了一定的作为环境友好型灭藻剂开发的潜能。

A generalized mathematical model was developed to describe the distribution of over-potential.Dimensionless variables μ and ω that characterize the polarization and influence of side electrode reaction in the system,were derived from modeling.Adomian's decomposition methodADM）was used to solve the nonlinear differential equation of the model to obtain an approximate analytical solution,which was in the form of algebraic expressions of infinite power series.By the solution,the relationship between over-potential distribution and average selectivity could be easily calculated without solving the nonlinear model time and again.

建立了描述超电势分布的普遍化数学模型，归纳出表征电极极化和副反应影响的量纲1数μ和ω，并用ADM（Adomian's decomposition method）对该非线性微分方程模型求解；所获得的逼近解代数表达式，可方便地计算不同参数下超电势分布对平均选择性的影响，而毋需反复求解模型微分方程。

A C++ program is developed for composing the stiffness matrix of the temperature field, saving it in changing bandwidth method and calculating the linear algebraic function group through using the Gauss eliminating method. A module for drawing the color fringe of tire temperature field is created, which makes the result more visual. Taking the 9.00-20 cross-ply tire on CA1092 as an example, the finite element numerical simulation analysis of automobile tire 2-D steady temperature field is completed. Through comparing the result with the analysis data by ANSYS, this software is proved to be capable of the modeling, calculating and post-processing of FEA of automobile tire 2-D steady temperature field.

采用C++语言完成了温度刚度矩阵的总体合成及其一维变带宽存贮，以及线性代数方程组高斯消去法求解等工作，采用C++语言实现了汽车轮胎二维稳态温度场云纹图的绘制，使得计算结果更加直观，也更能形象地显示汽车轮胎二维稳态温度场的分布状况，以CA1092（原CA142）五吨载货汽车用9.00-20尼龙斜交胎为例，进行了汽车轮胎二维稳态温度场有限元数值仿真分析，通过与ANSYS分析结果进行比较，说明所开发的有限元建模、求解以及后处理软件能够用于汽车轮胎二维稳态温度场有限元分析。

It has developed from two sources: algebraic geometry and algebraic member theory.

它由两个方面发展而来，代数几何和代数数论。

At the same time,since the algebraic geometry theory and method during the past few years have unceasingly developed and improved,we have forceful theory basis and new method to further research the problem of multivariate interpolation.

同时，由于近年来代数几何理论与方法的不断发展和完善，又为多元插值问题的进一步研究提供了强有力的理论依据和全新的研究方法。

At the same time, since the algebraic geometry theoryand method during the past few years have unceasingly developed andimproved, we have forceful theory basis and new method to further re-search the problem of multivariate interpolation.

同时，由于近年来代数几何理论与方法的不断发展和完善，又为多元插值问题的进一步研究提供了强有力的理论依据和全新的研究方法。

The order and time delay of the dynamic model are assumed to be unknown a priori. A time-weighted digital filter is employed to group of linear algebraic equations. The moving horizon least-squares algorithm is then developed to estimate the model parameters in a recursive fashion.

该法应用一时间加权离散滤波器将特定时段内取样的输出入讯号转换成一实数，然后利用不同时段的量测讯号以移动区间递回最小平方演算法来估测模型参数。

This method is developed based on Algebra of Systems, an algebraic system modeling language.

并对系统代数提出"Merge"算子，使其更适合建立较复杂系统的仿真模型。

A spray coagulation method was developed for the preparation of large scale of porous alginate microparticles.

报道了一种适合于放大规模的制备多孔隙的海藻酸微球的方法-喷雾-凝聚法。

The basic version ALGOL 60 was developed in the 1960s.

其初始版本开发于60年代。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。