查询词典 construction drawing

When the drawing board rotates it makes direct contact with the earth itself, but paper can only contact with the earth loosely through the drawing board. The seismoscope works according to this principle.

四线摆在运动时画笔直接与地球本身相连，而纸只是通过四根摆线松散的与地球相连，地震仪就是用这种原理工作的。

This is a simple flash animation display, with a simple pendulum graph drawing and brush drawing, create multiple layers, adjusting frame to achieve the pendulum action.

详细说明：这是一款简单的flash动画展示，用简单的画图和笔刷绘制钟摆图形，创建多个图层，调节帧来实现钟摆的的动作。

Last,a new method is presented to recognize simple polyhedron from a line drawing.The method filters the candidate database before matching line drawing and model,so the recognition efficiency is improved greatly.

提出一种从单幅线图识别简单平面立体的新方法，该方法在匹配待识别线图与模型结点之前，先用拓扑信息进行候选模型的筛选，大大提高了识别的效率。

According to a survey of HDD development and its current situation at home, a new kind of equipment for hydrodynamic deep drawing has been developed, which was constructed on the basis of a conventional single-action press with general hydrodynamic deep drawing die sets.

在对充液拉深技术的发展和国内具体情况调查的基础上，研制了基于通用单动液压机的通用充液拉深模架型式的充液拉深装备，整个装备由模架、液压控制系统和计算机自动控制系统等三部分组成，实现了充液拉深成形过程的液室压力和压边力的实时控制。

Abstracts:Based on analysis on the press device of traditional single-action press, the BHF, which is an important parameter, can be regulated realtimely in deep drawing by the use of new hydraulic deep drawing equipment.

在分析单动压力机传统的压边装置的基础上，引入新型液压拉深装置可以实时调节拉深成形中的重要参量—压边力，并可同单动压力机一起替代双动压力机，进一步研究和应用新型液压拉深压边装置，可以为汽车、航空工业中板料加工工艺带来有益的变革。

The hand - drawing is not good for the second production and map - users. In this paper, the classification of folds is firstly dis-cussed. Based on Ramsay classification standard, drawing alded by computer of anticline and syncline have been tested to find a new arithmetic applica-tion.

以兰姆赛分类方案为基础，通过褶皱形态的几何特征分析，提出一种针对简单背，向斜构造的计算机辅助设计算法，并编写出相应的褶皱剖面形态的模拟程序，利用各种不同形态的褶皱实例进行试验。

Advantages: Compared with the traditional drawing machine, it has the advantage of low noise, low energy consumption, high output, and good tactility for the coming drawing.

设备优点：与传统的拉拔设备相比，具有噪音低、耗能低、产量高、后序拉拔不易断线等优点。

Taking drawing of tail lamp strength plate in a car for example, the characteristics of drawing complex components with thin steel sheet has been described with some solutions for quality defection during the process of tooling adjustment.

摘要以一款轿车尾灯加强板为例，说明了薄板复杂拉深类冲压件在拉深时的特点，同时提出了模具调整过程中相关缺陷问题的解决措施。

It analyses the yarn damage with the method of straight drawing and bend drawing.Abrasion damage and abrasion life of the sewing yarns are investigated by using a self-made tribometer.

采用对缝合线进行直拉与弯曲拉伸的方法分析纱线损伤|采用实验室自制的摩擦仪模拟缝合线与缝针摩擦，进行耐磨性测试。

The analyze of drawing force model is well meeting to the experimental result. Foundation is laid for optimal design of die structure and technological design of tube plug drawing mill.

本文所建立的拔制力分析模型经与实验结果比较，达到了较好的吻合，可为优化模具结构和进行短芯棒拔制工艺设计提供了依据。

Foods high in this vitamin include oily fish such as salmon, tuna and, and fish liver oils.

维生素D含量高的食物包括诸如大麻哈鱼、金枪鱼和鲭鱼之类的油鱼以及鱼肝油。

We need you to cosign our public letter demanding that press intimidation cease immediately, and that all charges be dropped.

我们需要您cosign我们的公共信，要求记者立即停止恐吓，并要求所有收费下降。