有孔的

A neural network approach for the constrained via minimization in multi-layer VLSI/PCB routing based on Hopfield network is proposed.

本文提出了一个基于Hopfield网络的VLSI/PCB多层布线中的有约束通孔最小化方法。

Conte's idea was to make a little graphite go a long way.

孔泰是个很有发明才华的军官，想到制造石墨不多而耐用的铅笔。

It is verified that the most dangerous operation condition of crankshaft is not happening at the upper point of gas re-inlet or while the crankpin is bearing a maximum force of gas.

目前已有很多文献运用有限元法得到圆角、油孔等应力集中部位的精确应力值，以此分析曲轴的静强度，但是它们都存在一些

By two persons. Otherwise, it is easy for the cutter wheels to be damaged.

意，因为油缸的销孔是看不见的，最好有两个人操作。

There are many harmonica types such as diatonic, chromatic and tremolo harmonica etc.

口琴其实是有很多种类的，在亚洲，像我们国家，最为常见的就是24孔复音口琴。

The results of experiment show the optimal extraction condition of Gardenia Yellow: refluxing and extracting three times with 50 percent ethanol in 55℃, water-bath and extracting 4 to 5 hours, Gardenia Yellow extract solution is separated by X-5 absorption resin, and then with 30 percent ethanol, getting Geniposide white crystal, the determining purity by HPLC come to 99.1% and can be used as standard, the part doffing by 70% ethanol can be concentrated to get more pure Gardenia Yellow pigment.

实验证明了栀子黄的最佳提取条件：50%的乙醇回流提取3次，55℃水浴加热，提取时间为4-5个小时。栀子黄提取液经X-5大孔吸附树脂分离，用30%乙醇溶液洗脱，纯化得到栀子苷白色晶体，HPLC检测纯度达99.1%，可做标准品使用。70%乙醇洗脱部分浓缩可得栀子黄产品，精制后产品纯度有显著提高。

Further, a direct interpolation method is used to impose the essential boundary condition without use of the penalty function and the Lagrange multipliers method.

通过悬臂梁和无限开孔板两个算例验证了本文方法较传统的无网格局部Petrov-Galerkin方法在计算效率上有了较大的提高。

But because of the restriction of historical condition Condorcets thought had fantasticality inevitably.

但是，由于社会历史条件的限制，孔多塞的启蒙思想又不可避免地带有空想性。

The diagnostic features include straight and vertical anterior margin of antorbital fenestra, frontal with a vertical lamina anteriorly, surangular T-shaped in cross section, elongate manual phalanx I-1 as long as metacarpal II, and the presence of a prominent lateral cnemial crest that is continuous with the fibular crest.

其主要鉴定特征包括：眶前孔前缘平直、额骨前缘有一垂直板、上隅骨后部横截面 T 形、第一指的第一指节加长和发育的胫骨外侧嵴与腓骨嵴相连。

Gibs are to have jacking threads in two holes per gib. These components must be installed in machined pockets, and bolted from the parting line surface.

每个镶条都有两个定位的螺纹孔，这些部件都比须安装到加工好的槽内，并从分模线面起固定。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐