分别变

将大肠杆菌精氨酰tRNA合成酶（ArgRS）上Lys306用基因点突变的方法分别变为Ala和Arg的密码子；

Lys 306 in E. coli arginyl-tRNA synthetase ( ArgRS ) was changed to Ala and Arg by site-directed mutagenesis .

利用保角变换将Z平面上的两个同轴圆柱、两平行圆柱电容器分别变为ξ平面上的平行板电容器和同轴柱形电容器，从而容易的求出了两平行圆柱的电容。

Use conformal transformation to change two coaxial cylinder and two parallel cylinder capacitors of Z fiat respectively into the parallel plank capacitor and coaxial cylinder capacitor of ξ fiat , and thus determine the capacitance of the parallel cylinder .

结果表明，发动机增压后，主推力边和次推力边的最小润滑油膜厚度分别变小，裙部的摩擦力和摩擦功耗增大。

The results show that the minimum lubrication oil films at the major and minor thrust sides are all diminished , and the friction force as well as friction power consumption are increased in supercharged engine .

从理论上分析了应变补偿多量子阱激光器的阈值特性，并以InGaAs（P）体系为例，分别对应变补偿结构和普通应变多量子阱激光器进行了数值计算。

The threshold characteristics of strain compensated multi quantum well lasers are analyzed theoretically . Taking the InGaAs ( P ) system as an example , the strain compensated and common strain multi quantum well lasers have been studied .

本文提出一种适用于PAM和QAM调制信号的主副抽头分别调整变步长的盲均衡算法，并使用Altera公司的FPGA器件实现。

In this paper , a new separate adjust variable step-size blind equalization algorithm is proposed for PAM and QAM modulation , and this new algorithm is realized with Altera 's FPGA device .

在空间并行方面，本文分别对变字长解码单元、IDCT变换单元以及运动补偿单元的设计方法和并行解码结构进行了深入研究。

In order to exploit the spatial one . the parallel structure of variable length decoding unit , IDCT unit and motion compensation unit are studied .

色散公式中的各参数分别利用变分-有限元法和Sellmeier系数算出。

All the parameters in the formula are calculated by the variation-finite element method [ 1 ] or with the Sellmeier formula [ 2 ] .

将该系统划分为6个广义子结构，分别应用变截面梁单元和集中参数法建模。

In order to reduce the degrees of freedom , the lumped parametric method and variation section beam elements are introduced .

对于这两种表达方式，分别应用变分法推导出平面到曲面的调和映射所必须满足的偏微分方程。

And to the both expression of the surface , two partial differential equations are achieved , which the harmonic mapping must satisfy , by using the variation approach .

文中采用了自编弹塑性有限元分析程序，对某高速燃汽轮机的试验叶轮分别用变刚度法以及初应力法进行了计算，得到了满意的结果。

The program of elasto-plastic finite element analysis compiled by the author is utilized to evaluate the test disk of a high speed gas turbine by means of changeable stiffness method and initial stress method respectively and satisfactory results are obtained .

本文分别利用变分原理和矢量绝对变化率与相对变化率的关系，对物体坐标系的角速度进行了推导，并利用欧拉参数和欧拉角表达了它。

In this paper , the angular velocity of body reference frame is derived by the use of variational principle and the relation between vector 's absolute and relative rate of change respective - ly , and is expressed in terms of Euler angles and Euler parameters .

本文基于Lyapunov稳定性理论，利用线性矩阵不等式方法分别对跳变时滞系统，中立型跳变时滞系统与广义跳变时滞系统的鲁棒控制与滤波进行了研究。

This dissertation mainly considers robust and filtering for time-delay systems with Markovian jumping parameters , neutral systems with Markovian jumping parameters and descriptor time-delay systems with Markovian jumping parameters based on Lyapunov stability theory .

在超空泡航行体动力学建模与动态特性分析的基础上，分别采用滑模变结构控制理论与LQR最优控制理论实现对超空泡航行体的定深控制、俯仰控制、侧移控制与偏航控制。

Based on dynamic modeling and dynamic analysis of supercavitating vehicle , sliding mode variable structure control and LQR control are used on depth control , pitch control , lateral control and yaw control .

分别采用LLP变分方法和微扰方法研究了圆柱形自由量子线的极化子效应，在计算中考虑了类体纵光学声子模及表面声子模的贡献。

The LLP variational approach and the perturbation method are employed to study the polaron effect in a freestanding quantum wire , both the contribution from the bulk-like longitudinal optical phonon modes as well as the surface optical phonon modes are taken into consideration .

并分别计算了变电所内采用氧化锌避雷器和FZ-35型避雷器保护时变电所的可靠性；

The protection reliability of the zinc-oxide arrester and that of the type FZ-35 valve attester have been calculated respectively , When any one of the two devices is adopted in substation .

并在两个临床测试病例上分别对全变差整合优化算法和新整合优化算法进行了实验。

We tested the new algorithms and the total variation smoothing integration algorithms on two clinical testing cases respectively .

可以分别用于电流变液、磁流变液以及电磁流变液的测试。

This instrument can be used for measuring the yield stress of ER fluids , MR fluids and EMR fluids .

其次，在满足严格可行性条件下，将线性半定规划和二次半定规划问题分别转化为变分不等式问题。

When semidefinite programming satisfies the Slater conditions , linear semidefinite programming and Quadratic Semidefinite Programming are transformed into variational inequality problems .

通过构建仿真模型，按照基于功率变化判断的控制策略分别对变速变桨与工程上常规的匀速变桨进行了仿真比较研究。

The simulation model was designed and the comparison of variable-speed and fix-speed pitch control simulation results was analyzed according to the proposed control strategy .

在风机盘管性能测试装置上对风机盘管的风侧和水侧分别进行了变工况性能实验，以确定各因素对供冷量的影响。

Test the performance of Fan-Coil Unit , the performance characteristic research under a various of conditions is done on both air side and water side respectively .

分别使用基于变长摆和基于角动量定理的定轴摆的两种摆动模型分析风摆问题，并列出风摆方程，给出数值解法。

Then it analyzes the swing problem with two models , which are variable pendulum model and ballistic pendulum model that is based on the conversation law of momentum .

通过对泰斯模型的讨论，分别给出了变流量的地下水头计算公式，地下水恢复水头计算公式，特别是变流量抽水时的恢复水位的计算公式。

Through the discussion on Theis model the formula for the calculation of groundwater head with alterable discharge and the formula for the calculation of groundwater recovery head are given .

两者均可作为汞离子裸眼比色型探针：加入Hg2+前后两个化合物溶液颜色分别从橙色变为无色、紫色变为黄色。

Both of them can serve as naked-eye colorimetric probes for Hg2 + : in the absence and presence of Hg2 + , the solution color changed from orange to colorless , purple to yellow , respectively .

接下来分别介绍了变精度型粗糙集模型及其在企业经营现状分析方面的应用、概率粗糙集模型及其在产品分类方面应用和不完备信息系统粗糙集模型及其在产品销售方面的应用。

In what follows , it introduces the variable precision Rough sets model and its application in enterprise management actuality analysis , and the probability Rough sets model and its application in production sort , and the imperfection information system Rough sets model and its applicationin production sale respectively .

方法：（1）在聚苯乙烯塑料片上分别形成3,12,20小时变链菌生物膜标本，用荧光染料FITC-ConA对胞外多糖进行染色，激光共聚焦扫描显微镜观察。

Methods : ( 1 ) S.mutans biofilms which were formed on polystyrene plastic sheets in 3 , 12 and 20 hours respectively , exopolysaccharides distribution were visualized by fluorescent FITC-ConA stained with confocal laser scanning microscopy .

分别以来彼此都变了。

We have both changed since we parted .

将这个属性设置得更低或更高会分别使排序键变短或变长。

Setting this attribute lower or higher makes sort keys shorter or longer , respectively .

分别针对具有缓变相位、随机相位分布的光场，进行了二维相位分布的恢复，都得到了良好的恢复结果。

Good retrieval performances are obtained for two-dimensional slowly varying phase distribution and random phase distribution .

进一步分析了甲醇燃料的动力性能、毒性和对环境的影响，并分别比较了煤变油与煤制甲醇清洁燃料，甲醇燃料与石油燃料；

Compares coal to oil with methanol clean fuel from coal , methanol fuel with oil fuel respectively ;

并分别给出了时变滑模面与两级时变滑模面的定义方法，及自适应控制器与自适应律的设计方法。

Time-varying sliding surface and two layer time-varying sliding surface are defined , and the design method of adaptive controller and adaptation law are given .