查询词典 dynamic balance

In the end, it is stated that the way of proving the four-color problem according to Kempe is not likely to be successful by analyzing the phenomenon of dynamic balance.

最后，通过剖析动态平衡现象，阐明用肯普的方法证明四色问题不可能成功。

According to the law of mass moment of inertia and of momentum moment, the conditions for the complete dynamic balance of rotor inertial forces and moment of inertia in the rotary piston vacuum pump are put forward, with the rotor movement in single cylinder analyzed as basis.

根据质量矩定理和动量矩定理对单缸滑阀真空泵的转子运动状况进行了分析，分别提出了转子惯性力和惯性力矩完全动平衡的条件。

The main research object in this dissertation is helicopter blade dynamic balance experimental platform system.

本论文所属课题是直升机旋翼动平衡实验台系统设计，在本论文中主要对论文课题的背景和意义、共锥度测量系统的设计与实现以及控制系统和系统软件及数据处理等方面进行了介绍。

The helicopter blade running elevation measurement is the kernel part of helicopter blade dynamic balance experimental platform system, also is the main part of this dissertation.

论文从国内外对旋翼共锥度的测量方法出发，对几种测量方法进行比较分析，最后确定采用激光测量的方法。对激光测量的测量原理和测量误差进行了分析，对系统关键参数进行了计算。

Reclamation of tidal flat is one of the main ways to get a dynamic balance of the total amount of plowland. With the development of social economy and the increasing demand for plowland, the contradiction between tidal flat reclamation and environment protection becomes more and more outstanding.

滩涂围垦是基础设施建设占用大量耕地情况下江苏省实现耕地总量动态平衡的主要途径之一，随着社会经济的发展和对土地需求量的不断增加，滩涂围垦与海岸带环境保护之间的矛盾日渐突出。

This paper designs the vibrating road roller with a special structure of dynamic balance.

本文设计了具有特殊动平衡结构的振动压实机，综合了振动压路机和冲击压路机的优势，既可以实现冲击压实的高压实度，又可以保证压实路面的平整度和均匀性。

The paper illustrates the actuality and development of dynamic balance test technology, and the applying of embedded system for testing rotator, and the purpose and meaning to develop the technology.

本文介绍了转子动平衡测试技术的发展、单片机测试系统在动平衡测试中的应用和该技术的现状和发展，以及本课题的目的、内容与意义。

The conflicts are the basic state in current secondary college teaching system and can optimize teaching resources and management methods, so as to have teaching keep dynamic balance.

教学系统的冲突是当前学院教学的基本状态，具有对教学资源与管理方式的整合作用，从而使学院的教学维持动态平衡。

The study, which aimed at 100 heads of breeding cattle marketed per annual and which object was the grazing for the flock of shorthorn beef cattle on sown pasture in the ZYCBC system, indicated that by making full use of pasture growth quantity and nutrient substance on sown pasture and supplementing mixed concentrate in late of breeding cow pregnancy, the number of beef cattle grazed in the while year had get to 375 heads, for the forage was budgeted and dynamic balance between the forage and beef cattle was gained and kept. It needed 642. 67t DM of forage annually in the system, 764t DM of which was provided by the sown pasture and 339t DM of which by forage crop land.

以ZYCBC系统短角肉牛群人工草地放牧饲养为对象，以年出栏100头种牛为目标，进行饲草预算和草畜动态平衡，充分利用人工草地的牧草生长量和营养物质，母牛怀孕后期适当补饲混合精料，全年牛群饲养量达375头，系统全年共需饲草642.67tDM，其中人工草地提供764tDM，饲料地提供339tDM。

Can also be water in the system operating conditions change to maintain constant flow, in the system, it can all slip constant flow, achieve a balanced flow distribution may also be subject to change and regulate the flow of the slip road, achieve dynamic balance.

也可以在系统水利工况变化时保持流量恒定，在系统中它既可恒定各个支路的流量，实现流量的均衡输配，也可以随时改变和调节各支路的流量，实现动态平衡。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。