转化

The approaches for decreasing the gene flow include chloroplast transformation, pollen sterility, seed sterility, cleistogamy, apomixis, temporal control, and transgenic mitigation.

目前降低外源基因扩散的方法主要有叶绿体转化、花粉不育、种子不育、闭花受精、无融合生殖、暂时性控制及转基因缓和等。

When the count value is 0, the next clock pulse presets the data to invert the output.

当计数值是0，下一个时钟脉冲预置的数据转化输出。

Initial binding to forma closed complex or its conversion into an open complex can be enhanced.

初始化联结以形成闭合复合体或闭合复合体向开放复合体转化的过程都能被加强。

TSP is brought forward and is transformed into shortest closed Hamilton loop of directed graph problem.Then three kind of algorithms of TSP is indroduced.

首先提出旅行商问题，并将其转化为最短有向图哈密尔顿回路问题，然后介绍了三种类型的求解TSP的算法。

We have successfully modified coal tar pitch with divinylbenzene in this paper.

进行了二乙烯基苯改性煤沥青的中间相转化行为研究。

We are a member of China Machinery Association China Rubber Industry Association,China Construction Association and main drafter of Standard of Corrugated Sidewell Belt Conveyor,Pipe Belt Conveyor ,State Standard DTIIBelt Conveyor and Flame-Retardant Steel Coble Conveyor Belt .

是国家特种橡胶材料联合研究中心及橡胶新材料研究科技成果转化基地，是中国橡胶协会、中国重机协会、中国工程机械协会成员单位。参与起草国家《波状挡边带式输送机行业标准》《卷管带式输送机行业标准》《DTIIA型带式输送机国家标准》《钢丝绳牵引阻燃输送带行业标准》等多项标准。

It is difficult for a variety of traditionary methods based grads information to solve the constrained optimization problem with non-differential coefficient,multi-modal,nonconve and non-linear functions.

在现实生活中许多实际问题都可以转化为约束优化问题，并且实际问题通常都很复杂，其函数形态各具特色，传统基于梯度信息的各种求解策略对于具有不可微、多峰及非凸的非线性函数约束优化问题很难凑效。

VOF equation use Lax-Wendroffgeshi scheme with precision of two steps. Pressure of host field is turned into initial-boundary value problem of variable coefficient parabolic equation on regular border. We utilize implicit difference method to solve it.

VOF方程的离散求解使用Lax-Wendroffgeshi格式，这种格式具有二阶精度；主场压力的求解转化为固定边界上变系数抛物型方程的初边值问题，采用隐式差分格式。

An analytical model describing the dispersion with an exponential dispersion function is built, which be transformed into CDE problem with variable coefficient, using hypergeometric function and inversion technique, an analytical solution for two type boundary conditions is obtained.

文章对于具有指数弥散函数的弥散过程建立了对流-弥散微分方程模型，应用积分变换将问题转化为具有变系数的常微分方程问题；对于两种类型的边界条件，应用超几何函数和反演技术得到了问题的解析解，并分析了指数弥散过程和常数弥散过程的不同性质。

Considering that both the solution of the structure natural vibration frequency and mode as well as its elastic stability coefficient can transform into eigenvalue problem of the structure dynamic equilibrium equation, taking the fundamental frequency and the elastic stability coefficient of the structure as the evaluation criteria, the possible arrangements of Mi-brace and X-brace for halfthrough CFST arch bridge with 360 m span were comparatively analyzed, and the advices for the reasonable space of the Mibrace and the X-brace were advanced.

鉴于结构自振频率、振型及弹性稳定系数的求解均可转化为源自结构动力平衡方程的特征值问题，先以结构基频及弹性稳定系数为衡量标准，对一座360 m跨的中承式钢管混凝土拱桥可能的米字撑及X撑布置方案进行了分析对比，并据此提出了X撑及米字撑的合理间距。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。