查询词典 bracket crab

The major works in this thesis are: The effect of the straight and skew cracks on the vibration properties are studied for the cantilever beam, clamped-clamped rectangular plate, simple-supported rectangular plate and triangular plate. The effect on the natural frequency and vibration mode shapes of the bracket in the presence of cracks is discussed Based on the available index of crack diagnosis, a new index, is proposed.

本文主要的工作有以下几个方面：★研究了工程中常见的悬臂板、四边刚性固定矩形板、四边简支矩形板和三角形板的直裂纹和斜裂纹对振动特性的影响。

The Sky-Watcher paraboloidal mirror reflectors and all Dobsonian models feature a four-arm, secondary-mirror bracket with fine supports (0.5mm thick), to reduce diffraction spikes and light loss.

抛物面镜面反射和所有DOB机型采用了四臂中央副镜支撑（ 0.5毫米厚），以减少衍射峰值和减轻光损失。

Stroke switch could mount on the cylinder,parrel directly,no need mounting bracket.

缸筒上的沟槽可直接安装行程开关，不需安装支架。

A bracket will be installed within the transmissions to assure that the park pawl shaft remains properly in position.

在变速器内安装保持架来确保驻车止动爪定位销处在正常位置。

Undefeated through the winners' bracket was Newman, with wins over Simeon Tate 7-0, Frank Linder 7-1, Luke Cason 7-5, Michael Perron Jr.

undefeated通过优胜者括弧内是纽曼，与战胜西蒙大老7-0 ，坦率林德7月1日，卢克卡森7月5日，迈克尔Perron的小7月6日， 7月4日和

The infrared emission phototube is setted on the adjustable bracket front-end of the cover, so we can adjust the infrared emission phototube to aim at the infrared receiving phototube expediently.

红外发射管安装在发射器金属罩前端的可调支架上，可方便地将红外发射管对准接收器上的红外接收管。

Technician of imitate fixed position is affirmatory to place shoot wild reach protection to organize limits to go up at face guard with earmark pen draw the outline of, film image is saved contrast with equipment test and verify at computer, fall in identical parameter by technician to remedial computer room again, the position is blocked to undertake draw the outline of to lead with earmark pen on bracket of plumbic link stopper, send expanded plastics of patternmaking room cut, mould plumbic piece, refrigeration next shape, sticky finally stick plumbic piece to send imitate test and verify of fixed position room.

模拟定位技术员对所确定的射野及保护组织范围用记号笔勾画于面罩上，拍摄图像保存于电脑以备验证对比，再到治疗机房由技术员在相同的参数下，在铅挡块托架上用记号笔对铅挡位置进行勾画，然后送到制模室切割泡沫塑料、浇铸铅块、冷却成型，最后黏贴铅块送模拟定位室验证。2结果铅块制作。。。

Using Poisson bracket technique, the equations of motion are obtained.

运用Poisson括号方法，我们建立了运动方程。

We have also studied the hydrodynamics of the nuclear matter with spontaneous chiral symmetry breaking based on the Poisson bracket method. The effects of mass are included and the full hydrodynamic equation of pion is given. The possibility of the phase transition to pion condensation is also discussed.

在研究具有手征对称性自发破缺的核物质系统的流体动力学时，我们运用Poisson括号方法，建立了pion介子的完整的流体动力学方程，给出了色散关系并讨论了相变和pion凝聚的可能性。

ABSTRACT This dissertation is devoted to studying the numerical methods for the forced Birkhoff systems with general symplectic geometric structure or Poisson bracket, including higher dimensional Birkhoff systems with multi-symplectic structure.

这篇文章着重研究一般辛结构下受到外力作用的Birkhoff系统的几何结构和几何算法，包括定义高维Birkhoff系统的概念，和研究它的多辛几何和多辛变分积分子。

He became prime minister in 1997 and won international acclaim for his role in the Northern Ireland peace process.

他在1997年成为总理，并且因为在北爱尔兰的和平进程中发挥的作用受到国际社会的赞许。

Mixed Page Sorting Method Using the cuttable user model, this thesis proposes a mixed page sorting method by using cutted user model in server-side and complete user model in client-side.

隐私分级利用的混合式页面排序方法针对个性化搜索中搜索结果排序的问题，本文利用隐私可控开放的用户偏好模型，提出一个在客户端和服务器端分步进行的隐私分级利用的混合式页面排序方法。