查询词典 combinatorial geometry

The main technological innovation is as follows: Adopting collector Bp was of high-effect to float copper; using no-toxic and combinatorial depressants to depress lead, the experiment was carried out effectively for separation of copper-lead; Adopting processing of copper middle to concentrate a cyclone classificating and a mill regrinding, it solved the vicious cycle of the lead and was of low dissociation.

其主要技术创新点有：采用高效捕收剂BP实现铜铅优先浮选；采用高效无毒组合抑制剂实现铜铅的有效分离；采用铜中矿集中旋流器分级再磨处理解决了铅的恶性循环和单体解离度低，有效地解决了铜铅分离的技术难题。

In order to obtain excellent gas jet from laser's nozzle, a combinatorial supersonic laser jet cutting nozzle is designed.

为了得到具有优良的射流流场激光喷嘴，设计了一种组合型超音速喷嘴，建立了该喷嘴计算流体动力学分析所需的控制方程。

In this thesis including six chapters,we presents a combinatorial stabilized/(first or-der equation)Galerkin least-square finite element method for viscous incompressible flowproblem to circumvent inf-sup condition necessary for the classic Galerkin mitred finiteelement method.

在由六章组成的论文中，我们为粘性不可压缩流动问题提出一种消除了经典混合元中离散inf-sup条件约束的组合稳定/最小平方有限元格式。

To isolate spermotogonia using two combinatorial enzyme three step wises digest the testicular tissues from 19 d-old-embryo after hatching,the cryopreserve effect of dimethylsulphoxide,glycerol and ethylene glycol cryoprotectants,each at(5%,10%,and 15%) concentration on the 19 d chicken embryonic SSCs was compared with fast freeze method.

采用二酶3步法获取孵化第19 d的鸡胚精原干细胞，比较在快速冷冻条件下3种冷冻保护剂(DMSO、乙二醇、甘油)在3个浓度5%、10%、15%条件下对鸡胚精原干细胞的冷冻保存效果进行研究。

The purified human recombined TNFαwas solidated, and antibodies against TNFαdisplayed on phage was enriched on it by five rounds of biopanning, including attach-elute-proliferation, from the pooled human antibody combinatorial libraries .

将纯化的人重组TNFα固相化，用混合的噬菌体人源抗体库(HIV、HAV 和HBV)进行五轮&吸附-洗脱-扩增&筛选，使能够与TNFα特异性结合的噬菌体抗体得到富集。

Combustion control and performance evaluation for scramjets need effective measurement information, therefore it is important to choose the optimal location and number of sensors. This problem is a combinatorial optimization problem which is difficult to solve.

超燃冲压发动机的燃烧控制和性能评估需要有效的燃烧室测量信息，而如何确定传感器的最佳位置和数量是非常重要的，要求选择最小的传感器数目和最佳的测量位置来较准确的描述燃烧室工作特性，这是一个组合优化问题，直接求解比较复杂。

The formulation of OYOD transformer s phase sequence adjustment is a combinatorial optimization problem with non-linear and non-differential objective function.

针对OYOD变压器相序调整是一个组合非线性及不能微分目标函数的最优化问题，提出用蚁群算法来求解OYOD变压器的相序调整问题，以提高负载平衡能力，同时提出一种变信息素挥发系数的方法以提高算法解的质量和收敛速度。

Backbone and sidechains were denoted by SMILES, and they were permutated and combinated to form virtual combinatorial library.

该方法用SMILES码代表骨架和侧链，通过对其进行排列组合生成虚拟组合化学库。

The quasi-perfect and double quasi-perfect punctured binary array pairs are defined. Their properties and Fourier spectrum characters are studied. The existing combinatorial admissibility conditions are presented.

研究了最佳屏蔽二进阵列偶、准最佳屏蔽二进阵列偶和双准最佳屏蔽二进阵列偶之间的关系，特别是当阵列偶的第一维和第二维的周期均为奇数时，它们之间的相互变换关系。

Finally, Monte Carlo simulation method is employed to develop the reliability simulation system of Rail Vehicle Door, making use of the combinatorial programming technology of MATLAB and .

在研究了可靠性仿真系统实现的各项关键技术之后，应用蒙特卡罗可靠性仿真方法，利用基于MATLAB与。NET平台的混合编程技术，设计开发了。

There are different types of personal loans available.

有许多不同类型的个人贷款优惠。

The above mentioned teaching model of spiral rising can be used to avoid rigidness in teaching.

上述螺旋式上升的教学模式，可以避免教学形成模式後的僵化现象。