查询词典 roof bracket

Prism series:Triangular prism, right-angled prism、Four prisms, pentagonal prism, half pentagonal prism ,polyhedron prism, Rotor drum prism, Simite roof prism,right-angled roof prism,Amici Frisms,Four pyramid reflectors,pyramid,V- prism, Wedge Prism/ Folds the axis Prism, Wedge-shaped prism ,Trapezius prism, Cube prism,Reference prism,Target, Changes the prism, Trapezius roof prism,V- roof prism,Compound/Abbe prismAnd other combination prism and so on

棱镜系列：三棱镜、直角棱镜、四棱镜、五角棱镜、半五角棱镜、多面体棱镜、转鼓棱镜、斯密特屋脊棱镜、直角屋脊棱镜、五角屋脊棱镜、分光棱镜、四棱锥反射镜、角锥、道威棱镜、楔角镜/折轴棱镜、楔形棱镜、斜方棱镜、立方棱镜、参考棱镜、靶标、转向棱镜、斜方屋脊棱镜、道威屋脊棱镜、复合/阿贝棱镜及其他组合棱镜等。

Simulating model test is firstly carried to manifest there must have certain structure in roof strata about roof research. Secondly, discretion formula of roof destruction is obtained by simplifying roof strata to elastic thin board.

对顶板的研究中，首先运用相似模拟实验直观表明开采过程中顶板岩层中存在一定的结构体；其次将分段开采后顶板岩层简化为四边固支的弹性薄板，得出了顶板破断的判别式。

These are Parentheses, Square bracket s, Angle bracket s and Brace.

括号有小括号、中括号、角括号和大括号。

Feeding can, output can and etching gas transmission system are connected on the reaction chamber, plate type positive and negative electrodes installed in parallel in the reaction chamber, with the negative pole connected with the water cooling device that connected with seal wave tube and the bottom of the reaction chamber actively, bottom of the water cooling device connecting with the vibrating source through vibrating shift lever, with the seal wave tube, vibrating shift lever and vibrating source on the bottom bracket that fastened to the bottom and installed on the oblique angle adjusting bracket.

本发明反应室上连接投料罐、出料罐和刻蚀气体输送系统，反应室内平行装有板式阳极和阴极，阴极与水冷装置连接，水冷装置通过密封波纹管与反应室底部活动连接，水冷装置底端通过振动转换杆连接振动源；密封波纹管、振动转换杆和振动源位于底架上，底架与反应室底部固定连接并安装于倾角调整支架上。

The transverse dynamic stiffness curves of front shaft bracket and back shaft bracket of a ship were obtained by means of experiments.

得到了前尾轴架和后尾轴架的横向动刚度曲线。

In the paper, the transverse dynamic stiffness curves of front shaft bracket and back shaft bracket of a ship were obtained by means of experiments.

采用实验方法对某舰尾轴架进行动刚度测量，得到了前尾轴架和后尾轴架的横向动刚度曲线。

The transverse dynamic stiffness curve of a ship front shaft bracket ,and the transverse and longitudinal dynamic stiffness cruves of a back shaft bracket are obtained by means of experiment measurements.

采用实验方法对某舰尾轴架进行动刚度测量，得到了前尾轴架的横向动刚度曲线，后尾轴架的横向和纵向动刚度曲线；分析尾轴架的动刚度曲线，可得到尾轴架结构的固有频率。

The transverse dynamic stiffness curve of a ship front shaft bracket,and the transverse and longitudinal dynamic stiffness cruves of a back shaft bracket are obtained by means of experiment measurements.Analyses of these curves make the natural frequencies of the shaft brackets available.

采用实验方法对某舰尾轴架进行动刚度测量，得到了前尾轴架的横向动刚度曲线，后尾轴架的横向和纵向动刚度曲线；分析尾轴架的动刚度曲线，可得到尾轴架结构的固有频率。

Methods Portable bracket of lower limb is composed of two fir panels and support structure. The level of support and the knee flexion is controlled with it. It is used in preoperative high-pressure disinfection, and then trouble limb is placed on the bracket to complete operation of tibia interlocking intramedullary nail.

便携式下肢手术支架由组合在一起的2块彩木板和支撑结构组成，可调节支架的高低和所需要的膝关节屈曲角度；术前高压消毒，术时展开将患肢放在上方，完成胫骨交锁髓内钉手术。

In section 1.1. we define the mapping a on circle in double quiver Q of a quiver Q, and give a strict defition of bracket operation in Lie algebra,then prove it is a Lie bracket.

循环上的映射σ，用它给出了项链李代数括号运算的一个严格定义，并用此定义证明了这是一个李运算。

If you were not , and OS X just booted normally, have no fear.

如果你没有，和OS X刚刚启动通常，没有恐惧。

I only want to preserve our all .

我只想保存好我们的一切