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.

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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.

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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

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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

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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。

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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。

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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

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Development in Synthesis of Condensed Ring Derivative Liquid Crystal

稠环衍生物类液晶的合成进展

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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

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Synthesis of novel chiral condensed ring lactones

新型手性杂环并环丁内酯的合成研究

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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；

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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。

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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。

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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；

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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。

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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

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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。

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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。

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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。

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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

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