查询词典 mechanical

Simulation of micro-milling process is conducted using finite element method. During modeling, the Johnson-Cook's coupled thermal-mechanical model was employed as workpiece material model, the Johnson-Cook s shear failure principle was adopted as work piece failure principle, and the coupled thermal-mechanical hexahedron strain hybrid modules and adaptive grid were used to remesh the workpiece's elements. The friction between the tool and workpiece obeys the amended coulomb's law that combines with the sliding friction and the adhesive friction.

采用有限元方法对微细铣削过程进行模拟，采用Johnson-Cook热力耦合模型作为工件材料模型，采用Johnson-Cook的剪切失效法则作为工件材料的失效准则，采用热力耦合平面应变杂交单元并使用自适应网格技术进行网格划分，刀具与工件间的摩擦采用滑动摩擦区和粘着摩擦区相结合的修正库仑定律。

Crown gear coupling is an important elementary assembly in mechanical transmission, used in mechanical equipment widely.

鼓形齿联轴器是机械传动的重要基础部件，在机械设备中广泛应用。

Cytokinesis was a typical mechanical process characterized by an obvious change of cellular cortical mechanical properties.

胞质分裂是一个典型的力学过程，涉及细胞皮质力学特性的明显改变。

The nonlinear oscillation of damped mechanical systems is applied to investigate the electrodynamics of long Josephson junction. The latter has been shown as equivalent to the weakly damped mechanical nonlinear oscillation system.

衰减机械系统的非线性振荡可用来研究长约瑟夫逊结的电动力学方程式，而这方程式等同于弱衰减机械系统的非线性振荡。

In mechanical industry, high precise coaxiality test of large mechanical components was considered as a complicated problem, because it was very difficult to find a datum line with high precise in long distance.

大型机械零部件同轴度高精度测量是机械行业的共性技术难题，其技术关键和难点在于建立长跨距的高精度测量基准线。

The mechanical state of overall structure formed for only one time is regarded as mechanical state of dead load in traditional design method.

主要研究内容如下：（1）探讨了几何非线性有限元和桥梁施工阶段力学分析方法。

Employment positions involving senior and junior clerk,senior and junior sales, administration staff, accounting engineeers ,mechanical programmer, mechanical draftman, moulding technician, latheman and miller,construction engineer, draftman, bricklayers, carpenters, steel bender, sewers, aquatic workers , electronics workers, waiters, cooks, Seafarers, the deckhand, karaoke girls, masseuse,manicure and pedicure,unskilled workers, cleaners and other non-technical.

主要外派国家有：新加坡、韩国、日本、安哥拉，利比亚、卡塔尔、阿尔及利亚、马尔代夫、加拿大等国家和地区，行业涉及中高级文秘、中高级销售人才、行政人员、会计、工程师、机械设计师、制图员、模具工、车床铣床工、建筑设计师、工程师、制图员、建筑瓦工、木工、钢筋工、缝纫工、水产、电子、服务员、厨师、海员、渔工、卡拉OK女生、按摩师、美甲师、杂工，清洁工人等无技术人员。

These properties were mechanical properties, color and optical characteristics, density and deliquescent effect, thermal properties. On the basis of these, the mechanisms of excellent mechanical properties of the spider silk fibers were investigated on the following aspects.

本文以广泛分布于我国各地的大腹圆蛛为研究对象，在研究分析其三种主要的丝纤维——牵引丝、蛛网框丝、包卵丝的力学性能、色泽、密度与吸湿性以及热学性能的基础上，从以下几方面探索了蜘蛛丝优异力学性能的形成机理。

Morphology of Sn-0.7Cu and Sn-3.5Agpowders, the course of mechanical alloying and the effect of ball milling conditionson the formation of mechanical alloy were analyzed using a scanning electronmicroscope, a differential thermal analyzer and an X-raydiffractometer.

利用扫描电镜、差热分析仪、X 射线衍射仪对 Sn-0.7Cu、Sn-3.5Ag 合金粉末的形貌、机械合金化进程、球磨条件对机械合金化合金相的影响、机械合金化 Sn-0.7Cu、Sn-3.5Ag 的反应机制进行了研究。

Based on these, the method for analysing the thermal-mechanical problems during the film depositon is proposed, and some mechanical problems are studied which include the asympototic analysis of the stress and deformation in a nonhomogeneous material layer on a substrate and the weight function method for interface crack problems as well as the mechanics of an interface toughening induced by the dilatant transformation.

本文对这些方面的研究及其成果进行了较全面的评述，并在考察了一个薄膜-基底系统（等离子喷涂ZrO〓陶瓷涂层的工艺研究）的生产研究的全过程的基础上，对薄膜沉积过程中的热-力学分析方法和包括表面异质层中应力变形的渐近分析方法、界面裂纹问题中的权函数方法、相变引起的界面增韧的力学分析方法等在内的一些薄膜-界面-基底系统的力学问题进行了研究。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。