ring的例句大全

Bur changes are quick and easy a simple twist of the handpiece locking ring.

手柄上特殊设计的锁圈可以轻松更换锣嘴.

A magnetic ring protection, a more stable and reliable signal transmission.

有磁环保护, 信号传输更稳定可靠.

A study on total bacteria and coliform in north ring water system of Beijing

北京市城区北环水系细菌总数和大肠菌群的调查研究

Finite Element Method and Optimization Design for the Outer Ring of Three-axis Sedating Table

三轴仿真转台的外框结构有限元&优化设计

Besides, the wear simulation of practical frictional parts was concentrated on the wear analysis of gear-cam and cylinder liner-piston ring systems.

实际摩擦副磨损仿真主要侧重于齿轮、凸轮和缸套活塞环等典型摩擦副的磨损研究。

This kind of bearing outer ring raceway is spherical shape, so the self-aligning good performance, to compensate concentricity error.

该类轴承外圈滚道是球面形，故其调心性能良好，能补偿同轴度误差。

Stability Analysis for Arch Ring of Long Span Arch of Wanxian Yangtze Bridge on the Adjustments of its Concreting Program

万县长江大桥主拱圈混凝土浇筑路径变化的稳定性分析

Development in Synthesis of Condensed Ring Derivative Liquid Crystal

稠环衍生物类液晶的合成进展

Quantum chemistry calculation of electronic spectra of six condensed ring aromatic hydrocarbons functional material

6种稠环芳烃有机功能材料电子光谱的理论计算

Synthesis of novel chiral condensed ring lactones

新型手性杂环并环丁内酯的合成研究

Novel condensed ring derivative with advanced optical and electrical properties has become extensive study area of liquid crystalline material for display in recent years.

新型稠环衍生物类液晶具有优越的光电性能，是近年来显示用液晶材料研究的热点领域；

Double ring tractor chains feature case hardened rotating cross chain rings, providing consistent wear and superior traction in the most difficult mud and snow condition.

双圆环拖拉机链以能转动的、表面经硬化处理的过渡链为特色，在泥泞和有雪条件下防滑性能出色。

And come up with the design ideas for the dissertation based on these. ( 2) Successfully synthesized fourteen compounds containing six-member ring structure in a chair conformation of carbazole and triphenylamine derivatives.

设计、合成十四种含有椅式构象六元环的咔唑衍生物和三苯胺衍生物。

The six-membered rings exhibit slightly distorted chair, extremely distorted chair and half-chair conformation respectively, and the five-membered ring exhibits an envelope conformation.

其中六元环分别呈现微扭曲的椅式构象、严重扭曲的椅式构象及半椅式构象；

The molecular structure shows that two amide groups locate at 1 and 4 positions, respectively, and the tetrazine ring itself shows a boat conformation.

结果表明，该化合物的两个酰胺基处于S-四嗪环的1,4位，而四嗪环本身呈船式构象。

Properties of n-th completely linear subgroup on modulus of congruence class ring

模m同余类环生成的n阶完全线性子群的阶的计算

The paper presented the definition and properties of n-th completely linear subgroup on modulus of congruence class ring, and calculated the formula of factorial.

文中给出了模m的同余类环上的n阶完全线性子群的定义及性质，利用子群进行分类，通过陪集的计数定理，给出了其阶的计算公式。

The cylindrical tube of the conical sleeve, which is provided with outer screw threads, is provided with at least one cushion ring and at least one screw nut.

安装在锥形套筒的外螺纹圆筒管上的至少一个垫圈和至少一个螺母。

From the variations of the spectral bands, it is suggested that the scission of the phthalazine ring along N-N bond occurs during pyrolysis, leading to the formation of compounds of phenyl with the conjugated nitrile group and the isocyan group.

根据谱带的变化规律，提出了试样在热解炭化时会沿着二氮杂萘环的NN键断裂，形成共轭腈基及异氰基的苯环化合物。

Studies on the Heat Treatment and Realization of the Dence-Ring of Conjugated Bond Polymer of Main Chain

共轭键主链的聚合物热处理稠环化的研究