a note on almost isometric embedding

gun reliability prediction in initial design stage

早期设计阶段火炮的可靠性预测

iron hinge with ball bearing

铁滚珠轴承铰链

today, i was at work using a wood finishing product that we apply by hand.

今天我的工作是用手涂一种木料抛光漆。

safety: built-in over heat protection and high voltage protection

安全：整机设有热保护、触发高压保护，安全可靠

built-in over heat protection and high voltage protection.

过热保护，过压保护。

unfortunately, in the jungles of the group in an ambush by the enemy, are now locked up in a high-voltage protection cage.

不幸的是，在丛林中的那群中了敌人的埋伏，现在被关进了高压电防护的笼子。

unfulfilled wish of the deceased; last wish

死者生前没有实现的愿望

rerearch on a high precision integrated voltage-stabilizing circuit

一种高精度集成稳压电路的研究

voltage-stabilizing circuit design of ac generator used in automobiles

汽车交流发电机的稳压电路设计

development and application of half-wave commutating and voltage-stabilizing circuit failure analyzing software

半波整流稳压电路故障分析软件的开发及应用

the invention is voltage stabilizing circuit that includes regulating controlling unit and comparing unit.

本发明是一种稳压电路，包括调整控制单元及比较单元。

the equipment includes an electric machine, a voltage-stabilizing circuit and a light source.

该装置包括一个电机，一个稳压电路和一个光源。

However, the longitudinal extensional near field waves and the torsional near field waves do not have extensional and torsional nature, although the flexural near field wave do have flexural nature, and the evanescent standing waves are by and large of flexural nature.

纵向伸缩近场波和扭转近场波都不具有通常意义上的纵向伸缩和扭转的性质，弯曲近场波则具有通常意义上的弯曲性质；衰减驻波大体上是弯曲性质的驻波。

The procedure to calculate the coupling matrix of plate junction considering both flexural and in-plane wave fields was presented.

对考虑弯曲和纵波场耦合的板结构给出了计算能量有限元耦合矩阵的一般方法。

Based on the theory of elastodynamics, the longitudinal guided wave and flexural guided wave group velocity dispersion curves for M22 stud were calculated.

根据弹性动力学理论，采用纵向导波与弯曲导波相结合的方法对螺柱所受轴向应力进行无损检测。

Flexural elastic wave band gaps are found in this locally resonant beam with its band structure calculated with the TM method.

采用传递矩阵法计算了周期边界条件下该细直梁弯曲振动中的弹性波能带结构，计算结果表明该结构中存在低频弯曲振动带隙。

The transmission of flexural wave through a periodic stiffened flat plate is analyzed using wave analysis method. The wave propagation equation of periodic stiffened plate is derived. The dependence of the propagation constants of vibration frequency and flexural wave incident angle is analyzed.

本文采用波动分析法分析了周期加筋板中的弯曲波传播，推导了周期加筋板的波传播方程，分析了振动频率和平面弯曲波入射角对传播常数的影响。

Based on the Kirchhoff plate assumptions and employed the method of multi-coordinates method, rotated coordinates system, complex variable method and conformal mapping method, the scattering of the flexural wave was investigated by multi-arbitrary cutouts in an infinite plate.

本文在Kirchhoff薄板假设下，利用多极坐标方法，旋转坐标系，复变函数方法及保角变换相结合的方法，研究了在弯曲波作用下，含任意形多孔洞无限大薄板的散射问题。

By comparing with the oil layer, determine its special response in gas layer, and lay the foundation for fast and intuitive multipole array acoustic identification and quantitative calculation. Spectrum information of dipole flexural wave can also be used to identify gas layer.

通过与油层的对比，确定其在气层响应的特殊性，为快速直观的多极子阵列声波识别气层和定量计算打下基础。偶极子弯曲波的频谱信息也可作为识别气层的着手点。

In this study, we have also observed the crossover of flexural wave dispersion curves calculated by the weighted spectral semblance processing of the cross-dipole logs and determined subsequently the direction of the maximum horizontal formation stress of the surrounding formation.

另外，通过谱域加权相似法对正交偶极声波测井阵列数据进行频散分析，观察到了弯曲波频散曲线的交叉现象，从而确定出了对应地层所受最大水平主应力的方向。