查询词典 double-edged

In this dissertation, first, based on theory of cutting tooth about the gleason spiral bevel gear, the equation of meshing in the process of cutting tooth, the surface equation of generating gear as well as the general tooth surface equation of the double circular arc spiral bevel gear, using GB12759-1991 type of double circular arc gear as a basic gear profile, a three-dimension solid model of double circular arc spiral bevel gear which has the good adaptability was carried out by used of Unigraphics software;Second, by researching of the algorithm about contact and collision as well as various contact types based upon Contacting Finite Element Method, a foundation was laid for selecting the contact type in analyzing contact stress of double circular arc spiral bevel gearing;Finally, through the connection port of PARASOLID between UG software and ANSYS/LS-DYNA software, the three-dimension solid model of double circular arc spiral bevel gearing obtained above in UG was imported into ANSYS/LS-DYNA, a finite element analyzing about contact stress of double circular arc spiral bevel gearing was carried out by applying new loading method.

本文首先基于格利森弧齿锥齿轮加工原理及切齿啮合过程中的啮合方程、产形轮齿面方程以及双圆弧弧齿锥齿轮的齿面方程，选用GB12759-1991型双圆弧齿轮基本齿廓为基准齿形，利用Unigraphics软件的建模功能，绘制了有较好适应性的双圆弧弧齿锥齿轮传动三维实体模型。其次，描述了应用有限单元法进行实体接触与碰撞问题算法的公式，研究了有限元分析中的各种接触类型以及双圆弧弧齿锥齿轮接触应力分析中所选择接触类型的依据。最后，通过UG软件和ANSYS/LS-DYNA之间的PARASOLID接口工具包，将UG软件中得到的啮合齿轮模型导入ANSYS/LS-DYNA有限元分析软件，给出一种新的加载方法，进行了双圆弧弧齿锥齿轮传动的接触应力的有限元分析。

Bubble film / bubble bag full range of: single / double-sided ordinary bubble bags, anti-static bubble bags, bubble film material environmental protection photochemical / bubble bag, large / medium / small-bubble bubble bag ( diameter 5MM/10MM/25MM/30MM), complex black conductive film bubble bags, bubble film review All EPE, bubble membrane coating, as well as a variety of colors of various specifications thickening, add hardware bubble bag, single / composite double-sided aluminum foil bubble volume, composite color aluminum bubble envelope bag, single / double-sided double-layer aluminum foil bubble volume restoration, rehabilitation red aluminum anti-static bubble bag, single / double-sided composite steam packing bubble volume, single / double-sided bubble bag, bubble bag thickening environmental protection, rehabilitation aluminum bubble bags, milk membrane complex vapor bubble envelope bag, high-grade kraft paper bubble envelope bag, all kinds of special composite membrane bubble bag, print bubble bag, bubble bag special.

汽泡膜/汽泡袋全系列：单/双面普通汽泡袋、防静电汽泡袋、环保光化料汽泡膜/汽泡袋、大/中/小泡泡汽泡袋（直径5MM/10MM/25MM/30MM）、复黑色导电膜汽泡袋、汽泡膜覆合珍珠棉、镀膜汽泡膜以及各种颜色各种规格的加厚、加硬汽泡袋、单/双面复合铝箔汽泡卷、复合彩色铝膜汽泡信封袋、单/双面双层复铝箔汽泡卷、复铝膜红色防静电汽泡袋、单/双面复合镭射膜汽泡卷、单/双面汽泡袋、加厚环保汽泡袋、复铝膜汽泡袋、复奶膜汽汽泡信封袋、高档牛皮纸汽泡信封袋、复合各种特殊膜汽泡袋、印刷汽泡袋、各种特殊汽泡袋。

Results revealed that tetraleg-nanorods are multi-crystalline, double-edged nanocombs with twins are bicrystalline, other structures, such as nanorods, namowires, nanobelts, nanoarays , nanomails, single-edged combs and nanosaws, are single wurtzite crystalline.

研究表明四针状纳米棒为多晶结构，孪晶双面纳米梳为双晶结构，纳米棒、纳米线、纳米带、纳米阵列、纳米钉以及多种单面齿状纳米结构均为单晶纤锌矿晶体结构。

In this paper, through a series of experiments, two series of quaternary-ammounium Gemini surfactants were synthesized, namely the pair alkylene double quaternary ammonium salt surfactant m-s-m·2Br and the pair the alkylene double quaternary ammonium salt surfactant -s-·2Br. We has carried on the attribute with the infrared spectrum to its structure, and to affected the factor which the synthesis pair the alkylene double quaternary ammonium salt surfactant responded to carry on the discussion. We has discovered the synthesis pair the ethylene double quaternary ammonium salt surfactant m-2-m·2Br optimum condition: The bromo alkane and a tetramethyl ethylene diamine mole of ratio is 3.0: 1.0, makes the solvent by the ethyl alcohol, 80℃ under responds for 48 hours in the backflow temperature; Synthesis pair alkylene double quaternary ammonium salt surfactant 12-S-12 ·2Br optimum condition: 12 tertiary amine and 1, 3- propylene dibromide (1, 4- two bromines butane) a mole of ratio is 2.2: 1.0, makes the solvent by the ethyl alcohol, responds for 48 hours in the constant temperature 80 ℃ under backflow.

本文通过一系列的实验，合成了两个系列的Gemini型表面活性剂，即双烷撑双季铵盐表面活性剂m-s-m·2Br和双烷撑双季铵盐表面活性剂-s-·2Br，用红外光谱对其结构进行了表征，并且对影响合成双烷撑双季铵盐表面活性剂反应的因素进行了讨论，找出了合成双乙撑双季铵盐表面活性剂m-2-m·2Br的最佳条件：溴代烷与四甲基乙二胺的摩尔比为3.0：1.0，以乙醇作溶剂，在回流温度80℃下反应48小时；合成双烷撑双季铵盐表面活性剂12-s-12·2Br的最佳条件：十二叔胺与1，3-二溴丙烷(1，4-二溴丁烷)摩尔比为2.2：1.0，以乙醇作溶剂，在恒温80℃下回流反应48小时。

The main results of the study are obtained as follows:1 In order to analyze and study the physical and mechanical characteristics of Lianyungang marine soft clay deeply, large numbers of basic mechanical characteristics tests and tri-axial shear tests are completed.2 In order to investigate the loaded and failure characteristics of the cement-soil, the cement-soils for the different ratio and different cure time are studied in the laboratory, and their unconfined compression tests and tri-axial shear tests are performed.3 Based on the solution of one-dimension consolidation, the one-dimension consolidation of the double-layered foundation is solved for two-grade loading in virtue of transcendental equation; Simultaneously, the one-dimension consolidation of the double-layered foundation is solved by means of Laplace transform for two-grade loading, and Stehfest numerical transform is applied in Laplace's inverse transformation; Furthermore, according to the practical foundation shapes, the consolidation models of the soil between piles and the substratum are built and solved respectively.4 The effect of each parameters on the consolidation of the double-layered foundation is discussed, and the solution of load transfer method for double-layered foundation is applied in A1-A4 section of Lian-Xu expressway. The results of calculating settlement of the double-layered consolidation theory are basic agreement with the measuring settlement results.

取得了以下几方面的研究成果：1针对连云港海相软土进行一维固结和三轴剪切试验，深入分析连云港海相软土的物理力学特性。2模拟水泥土搅拌桩施工，在室内制备不同配比、不同龄期的水泥土试样，并进行无侧限抗压试验和三轴剪切试验，揭示水泥土的受力特性及破坏特性。3运用超越方程，以双层地基一维固结解析解为基础，推导出二级加荷条件下双层地基的固结解析解；同时，通过荷载传递法并借助Laplace变换对双层地基的固结问题进行了数值求解；此外，根据实际的地基结构，建立了桩间土和下卧层的固结模型并分别进行求解分析。4分析探讨了双层地基中各参数对双层地基固结的影响程度，并运用荷载传递法的解答计算了连-徐高速公路A1-A4标水泥土搅拌桩处理段的六个断面，计算结果与实测数据有较好的一致性。

The main production and operation of ultra-thin double-sided tape, strong double-sided tape, high temperature double-sided adhesive tape, conductive double-sided tape, double-sided thermal tape, Teflon tape high temperature, high temperature Masking tape, high temperature polyimide tape, thermal insulation tape , copper foil, aluminum foil conductive adhesive tape, anti-static tape, security tape, waterproof tape, anti-theft tape, non-slip, shock-proof tape, shading tape, reflective tape, protective film, fiber tape, spray adhesive tape, kraft tape, tape Mara, electrical tape, acetate cloth tape, fingerprints, tape, wall tape, seal tape, sealing tape, stickers, all kinds of insulation, high temperature resistant, UL certification shaped materials, sizing, cutting processing.

主要生产经营超薄双面胶带、强力双面胶带、高温双面胶带、导电双面胶带、导热双面胶带、铁氟龙高温胶带、高温美纹胶带、聚酰亚胺高温胶带、导热绝缘胶带，铜箔、铝箔导电胶带、防静电胶带、防伪胶带、防水胶带、防盗胶带、防滑、防震胶带，遮光胶带、反光胶带，保护膜、纤维胶带、喷涂胶带、牛皮胶带、玛拉胶带、电工胶带、醋酸布胶带、指纹胶带、挡墙胶带、封缄胶带、封箱胶带、不干胶、各种绝缘、耐高温、UL认证异形材料、上胶、模切加工。

The product of Fourier series and a finite sum of complex Gaussian functions is used to approximate the window function of a hard-edged aperture, an improved algorithm for the beam propagation through a paraxial ABCD optical system with hard-edged aperture is proposed.

使用傅里叶级数与有限个复高斯函数之和的乘积作为硬边光阑的窗口函数的近似式，提出了含硬边光阑近轴ABCD光学系统对光束变换的改进算法。

Agree with above, I and LG are also the standard double-fold to single-edged eyelid baby is now six months, it started with a long double, and slowly will change!

赞同楼上的说法，我和LG也都是标准的双眼皮，可宝贝也是单眼皮，现在半岁了，也开始长了一个内双了，慢慢都会变的！

Possible, may take a long time, may also be very short, my family of six eyes of God and his father, a kind of old, but his father is a double-fold, but God is giving birth to 61 single-edged eyelid, it long it long, up to now has only one single, one double!

有可能，时间可能需要很长，也可能会很短，我家神六的眼睛和他老爸爸一个样，但是他爸爸是双眼皮，但神六一生下来说是单眼皮，长呀长呀，长到现在竟然只有一个是单，一个是双！

Then, after comparison the deference of the offer double objects and the dative form, the sentence of the appellative verbs and the verb phrase consisting of a modifier and word, the claim double objects and the verb-object, after the analysis of the reason for the formation of the double objects, we got the conclusion of the syntactic meaning: the double objects is a kind of sentence that represent a single action and a single process, and then express the three indispensable which are needed in the single process, which are from the subjective ness of people.

然后，本文在对给予式双宾句和与格格式、表称双宾句和表称动词构成的兼语句、索取类双宾句式和索取类单纯动宾结构进行比较后，在分析了双宾句的形成动因后，总结出双宾句的句法意义：双宾句是从说话人的主观视点来考虑的，表示单一行为和单一过程，并将行为过程发生的三个必不可少的语义成分完整精确地表达出来的一种句式。

You can do some assertiveness training.

你可以进行一些自信训练。

We were well on the path to making a rear-wheel-drive global platform," says Mays."

我们正致力于建立一个后轮驱动的平台，"Mays这样说道。"