后模

在7055铝合金液相线625℃以上，对7055铝合金熔体进行超声波预处理后模铸，研究超声熔体预处理对7055铝合金凝固组织和力学性能的影响。

The effect of ultrasonic melt pretreatment on the solidification structure and mechanical properties of 7055 aluminum alloy was investigated .

通过对斜顶杆工作过程的逆向思考，采用拔杆为后模滑块提供动力。

Through reverse thinking of working principle of inclined push rod , this mold adopts button pole to offer power to rear mold slide block .

通过三种设计形状优化后模腔的磨损曲线对比，可以看出四次曲线型预成形／模具形状设计的模具表面磨损最小且磨损分布均衡。

Curve comparison of the wear of the mold cavity through the optimization of the shape of the three designs , we can see that the four curved preform / mold surface of the die shape design to wear the smallest wear evenly distributed .

结论三维适形放疗联合腔内近距离治疗，作为治疗鼻咽癌复发与局部残存病灶的一种方法是有效和可行的，建议近距离治疗时采用放置后装模的CT图像进行参考点选择。

Conclusions As a method of treated recurrent and residual nasopharyngeal carcinoma , conformal radiotherapy combined with brachytherapy was effective and feasible .

将A和B组树脂胶按一定比例进行混合，搅拌均匀后倒入模盒内，安装完成；

Mix the resin adhesive of groups A and B in certain proportion , stir uniformly , then pour into the mold box , now the installation is finished ;

文章给出一种新的RSA的快速算法，结合模n和底数a对指数m动态地取最优的幂后进行模幂乘运算，时间复杂性分析表明新算法可以减少加密和解密的计算量。

It is shown by time complexity that the new algorithm obtains the speed improvement of encryption and decryption compared with the modular exponentiation by the repeated squaring method .

采用快速后减模控制系统的大拉机设计与研究

Design and Study of Heavy-Duty Drawing Machine Employing Fast Back-Reducing Module Control

透射圆波片后基模高斯光束的传播特性

Propagation characteristic of base mode Gaussian beam passing through a circular phase-plate

逆灸继发组：于造模前进行艾灸，于灸结束后造模，造模后第16天取材。

Secondary reverse acupuncture group : Moxibustion was done before building the model and models were built at the end of moxibustion . Materials were drawn at the 16th day for building model .

此外，双折射度比起初的光子晶体光纤大了很多。并且由于改进后对模场的限制增强，光纤的损耗比起初光子晶体光纤小104倍。

Moreover , the modal birefringence increases greatly as compared with the original PCF , and the leakage loss is about 104 times smaller than that of original PCF because the modification gives rise to the strong confinement of modes .

利用本阵列接收前端接收的阵列信号送至后级数模转换及数字处理电路计算后已能很好对模拟雷电源进行定位，进一步验证了方案的可行及电路设计的正确。

The channel data receiving by the analog array receiver are sent to the AD device and digital processing circuit , the result of calculation has been able to supply a good positioning of the Lab thunder source , further verify the feasibility of the design and the circuit design .

基于UG的汽车后保险杠注射模CAD设计

Design of Injection Mold for the Automobile Rear Bumper

在输入相关参数后，拉深模CAD系统可完成拉深模的设计并绘出实体图，显著提高了设计质量和效率。

After inputting the interrelated parameter , the designing and 3D drawing of drawing dies could be given by the CAD system , which could improve observably the quality and efficiency of the die design .

Sobolev型方程有限元方法的后处理最大模估计及超收敛性

The Postprocessing , Maximum Norm Estimates and Superconvergence for Finite Element Methods to Nonlinear Equations or Sobolev Type

浇注后10min，模角附近λ有最大值。

There is a maximum λ in vicinity of the mould corner at 10 min after teeming .

在一般情况下推导出高斯－谢尔模型光束经ABCD光学系统变换后的相干模迭加表示式。

In general case a Gaussian Schell model ( GSM ) beam passing through ABCD optical systems is represented by the superposition of coherent modes .

但在HKL模型中我们发现GARCH模型所获得的结果是最好的，这说明在考虑到效用后，GARCH模由于其克服一些传统模型的缺点，能够带来更好的效果。

Under HKL model we found that the result obtained by the GARCH model is the best , which overcome some shortcomings of the traditional model .

方法利用小牛软骨Ⅱ型胶原加福氏完全佐剂充分乳化后作为造模剂，对Wistar大鼠足底、尾根部、背部多点皮内注射，7天后加强注射一次。

Methods The animal model of RA was reproduced in Wistar rats by intradermic injection of an admixture of bovine type ⅱ collagen and Freund 's complete adjuvant on the foot pad , tail , and back of the rats and the injections were repeated 7 days later .

这样得到的有界波导具有一组离散模式，即传播模、泄漏模和PML模，并用后两种模的线性组合代替辐射模，从而可避免无穷数值积分。

The obtained bounded waveguide has a set of discrete modes , i.e. , the propagation modes , leaky modes and PML modes . And the radiation modes can be replaced by the latter two kinds of modes so as to avoid the infinite integral .

离子注入后的拉丝模可以改善它的使用寿命。

After ion implantation , the lifetime ofdiamond die will be improved .

冰箱压缩机后罩拉伸模设计

Design of the Drawing Die for the Back Cover of the Refrigerator Compressor

高级轿车后簧无模拉伸数学模型

Mathematical Model of High-Grade Saloon Car - rear spring

对讲机后壳注射模设计

Design of injection mould for back shell of interphone

术后用鼻模固定塑形3～4个月，防止术后瘢痕挛缩变形。

A nasal model was used for 3 to 4 months to avoid scar contraction .

对超声处理后的胶模进行电铸，制作出金属微结构。

Electroforming is performed based on the ultrasonic treated SU-8 mould to produce micro metal structure .

在修正后的数模模型基础上，进行油水运移规律的研究。

The study on the migration rule of water-oil was carried on after the numerical simulation model was refined .

经实验校模后利用自模化原理将数值模拟方法推广到实物装置上去。

After experimental tests the self simulation principle was used to develop the numerical simulation method to physical device .

改进后的口模具有结构紧凑、装配简单、结构稳定性好等优点，综合性能有显著提高。

The integrative performance of die was improved markedly , with compact structrue , simple assembling and good structure stability .

清除积料后在口模出料口使用脱模剂或者硅酮可以减轻积料程度并延长两次清除之间的时间。

Applying mold release or silicone to the die exit area after cleaning can reduce the rate of buildup and extend the time between cleanings .

塑料经加热及螺杆转动的摩擦力变为熔融后，从模头挤出，成为圆筒状。

After heating and friction heating by the rotating screw , the resin turns to a melt and is extruded through a die in the form of a cylindrical tube ( parison ) .