查询词典 3D

The main physiological changes of yard-long bean stored at different temperature and the effect of plastic films, 6-BA and 1-MCP treatments on postharvest senescence physiology and edible quality changes were investigated. The results were as follows:1. Rate of chilling syndrome of yard-long bean appearing after 3d storage at 3 + 2 °C was 3% after 5d storage.

以'之豇-28'豇豆为试材，研究了贮藏温度3±2℃、8±2℃、12±2℃和常温(ck，26～37℃、薄膜包装(厚度为0.03mm的LDPE薄膜、0.02mm的专用保鲜膜、0.02mm的专用保鲜膜+直径10mm孔10个、ck)、6-BA处理10mg·Kg~(-1、20mg·Kg~(-1)、30mg·Kg~(-1)、0mg·Kg~(-1)、1-MCP处理0.5μL·L~(-1、1μL·L~(-1)、2μL·L~(-1)、0μL·L~(-1)对豇豆采后生理变化、贮藏品质及保鲜效果的影响，为豇豆贮藏保鲜技术的研究与应用提供理论依据和技术指导。

The objective of this study is thus to use a 3D FE model of the female foot and ankle together with a high-heeled support to investigate bony force during the mid-stance to push-off position.

本研究利用有限元素法探讨女性在穿著不同鞋头宽度的高跟鞋，观察站立期时脚拇趾内骨头间受力，探讨拇外翻形成，并做实验加以验证。

Parts taper machining error analysis and compensation for wire cut machine tools;2. Process points analysis for die and mould in wire cut machining;3. Using MasterCAM and UG as the tools, the second method is carried through 3D modeling, 4 Axis NC programming and NC 2nd wire cut of worm wheel involute gear.

针对常规数控加工方法加工精密小模数蜗轮模具型腔，加工精确度低，齿形变形大，传动准确度低的问题，探讨了用Mastercam、UG软件进行蜗轮三维造型、四轴数控编程、数控线切割加工蜗轮模具型腔的工艺方法，给出了解决精密小模数齿轮模具加工新工艺，在工程上具有推广价值。

Requirement: Bachelor degree in mechanics. Minimum 3 years working experience in tooling and gauge design and development. Able to design 2D/3D product data records using Catia V5. Skilled in office software. Good command of English in speaking and writing.

职位要求：本科学历，机械或相关专业； 3年以上工装夹具或检具设计开发工作经验；熟练使用Catia V5进行3D、2D设计；熟练使用MS办公软件；具有一定英语读写能力。

In Chapter 3, a novel Quasi Three dimensional Finite Differential Time-Domain Beam Propagation Method (Q-3D-FDTD-BPM) is firstly proposed for analysis of MMFG.

因此。在弯路多、损耗大、多节点、光功率分路频繁的短距离通信网络系统中MMFG器件具有更多地灵活性和高性价比。

A 3D two-fluid model is also built in order to describe more accurately the fluid flow on distillation trays by comparing the computational results of quasi-single phase mathematical model with of two-fluid mathematical model.

本文采用有限体积法及计算流体力学软件&STAR-CD&对单块板以及首次对全回流下的全塔流体流动、传质过程进行了计算，计算结果如下：1。

Based on the 2D image face localization result, we presented a novel optimization method to infer the optimal 3D shape and position parameters based on the unit quaternion.

基于前面的二维人脸定位算法，提出了一种基于四元向量的EM优化算法，用来快速鲁棒地求解三维模型的形状参数和六个位置参数。

Firstly considering curbs, 3D automobile model, guard rail model, curb model , and collision model were established.

通过建立三维汽车模型、护栏模型、路缘石模型、碰撞模型，并在国内外首次将路缘石考虑到护栏碰撞的仿真实验中。

You can stretch 3D scene to entire desktop or work in a window.

你可以舒展的三维场景，以整个桌面，或在工作中的一个窗口。

You can stretch 3D scene to entire desktop or work in a window.

您可以延伸到整个三维场景桌面，或工作中的一个窗口。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。