结构单元

Through cyclic hydrogen bonding with motif formed by coordinated water molecules and coordinated hydroxyl groups of dhbd from adjacent tetranuclear units, these adjacent neighbors are connected to afford a 1D supramolecular chain along axis a, which is further extended via aromatic intercalations and other crystallization water molecules into a 3D structure with channels.

毗邻的四核单元通过配位H2O分子和配位羟基O原子形成的 R 22(8)型环形氢键桥的连接，沿a轴方向构建了四核单元交替相连的一维超分子链；链间籍苯环的π-π堆积作用和晶格水分子氢键链的连接进一步扩展为具有隧道的三维结构。

Based on the structure cell model, this paper idealizes the cuboid cel1 as the reinforced musc1e cel1 that includes a isotropi c elast ic matrix material and di fferent oriented fiber material that has sing1e axia1 stiffness.

根据结构单胞模型，将长方体单胞理想化为加强筋单元，即由一个各向同性弹性基体材料长方体和不同取向具有单轴刚度的纤维单元叠加而成。

And, the hole fringe needn＇t update during dynamic oversetting, and the new donor el- ements could be searched quickly by using a new technique without background grid.

从初始的整体非结构网格出发，快速建立相互重叠的两个子域网格，同时无需建立背景网格便可以确定初始洞边界和初始插值贡献单元，且动态嵌套时无需更新洞边界，并采用了一种无需背景网格便可快速查找新的贡献单元的方法。

Two overlapping subareas could be generated speedily from original global unstructured mesh, while the original hole fringe and donor elements could be established without using a background grid. And, the hole fringe needn't update during dynamic oversetting, and the new donor elements could be searched quickly by using a new technique without background grid.

从初始的整体非结构网格出发，快速建立相互重叠的两个子域网格，同时无需建立背景网格便可以确定初始洞边界和初始插值贡献单元，且动态嵌套时无需更新洞边界，并采用了一种无需背景网格便可快速查找新的贡献单元的方法。

A disposable needleless injection device includes an integral unit that is dimensioned and arranged to be grasped in the hand of a user.

本发明公开了一种一次性无针注射装置，其包括一整体单元，该整体单元的尺寸和结构适于被抓握在用户手中。

The stent includes a coated primary unithaving a hollow cylindrical body fabricated by knitting a shape-memory alloy wire to make a net structure, with both an enlarged diameter part and a coat layer.

该支撑器包括被覆盖的主单元(10)，其具有中空柱状体(2)，所述中空柱状体(2)通过编织形状记忆合金线制造出网状结构而制成，所述被覆盖的主单元(10)带有直径扩大部分(5)和覆盖层(7)。

Referred to as MCC. Will exchange the set of low-voltage motor control and protection equipment, according to certain specifications series of generic modules assembled into components, each component of a circuit, and number of modules, components can be removed from the patch according to the formal structure to form a cabinet, the multi-loop motor control system, centralized control of multi-motor electronic control device.

简称MCC。将交流低压电动机的整套控制和保护设备按一定的规格系列装配成通用单元组件，每个组件一个回路，并将多个单元组件按可抽出的接插形式结构组成一个柜体，即多回路电动机控制系统，实现多电机集中控制的电控设备。

The respective virtues of beam element and solid element are shown in two modelings.

利用梁单元和实体单元各自的优点，通过二次建模互补进行结构有限元分析。

The weakest point is found quickly in the first modeling and the more accurate result is obtained in the second modeling. The two modelings support each other, attaining optimal finite element analysis effect.

利用梁单元快速发现大型龙门架结构中的薄弱环节；利用实体单元进一步得到危险部位的更准确解，以达到最佳的分析效果。

The fundamental particle is the very fine clay particle composed of single crystal, and is the basic unit of mixed-layer clays formed by one or several kinds of silicates with the sheet structure.

单元粒子是单晶体构成的细小的粘土颗粒，是由一种或多种层状结构的硅酸盐构成的混层粘土的基本单元。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。