At installation, insufficient compression of the sealing pad behind the carbon ring seal of the expander results in oil entrance to expander body and to the corresponding pipeline.
由于膨胀机碳环密封后面的密封垫片在安装时未被充分压紧,使膨胀机机体及相应管道进油。
This paper reviews the catalyst system in RCM reaction and RCM application in the synthesis of natural products including carbon ring, oxygen heterocycles and nitrogen heterocycles, etc.
本文概述了关环转换反应所用催化剂体系及其在天然产物合成中的应用,内容涉及到碳环及含氧、含氮杂环天然产物的合成。
Doctors Stevenson is analyzing one element—carbon-14 in ring from both living and dead trees.
史蒂文森博士正在分析一种元素——活树和死树年轮中的碳-14。
Cytosine organic compound of the pyrimidine family often called a base consisting of a single ring containing both nitrogen and carbon atoms and an amino group.
胞嘧啶:嘧啶族的有机化合物。常被称为基,包含一个单环,内有氮原子和碳原子,还有氨群。
The molecule contains four carbon atoms arranged in a ring with a triple bond between two of them.
这个分子包含四个呈环状排列的碳原子,每两个碳原子之间形成一个三价键。
Ring compounds in which one or more of the carbon atoms in the ring are replaced by an atom of another element such as nitrogen, sulfur or oxygen.
为环状构造的化合物,环中一个或多个碳原子被另一元素的一个原子(诸如氮、硫、或氧)所取代。
Carbonization is the use of carbon graphite - graphite seal ring when one of the main reasons.
石墨炭化是使用碳—石墨环时密封失效的主要原因之一。
A separated collecting ring with carbon brushes was designed and manufactured for the dynamic stress test of spoke plates of rotor of bulb tubular turbine generator.
根据测试需要,设计自制了分体式碳刷集流环,对灯泡贯流式水轮发电机转子辐板进行了动应力测试。
Benzene is a ring that's made up of six carbon atoms and six hydrogen atoms.
苯环是一个由六个碳原子,和六个氢原子组成的环。
As an ideal electromagnetic element, the carbon nanotube ring (CNTR) has attracted much interest ever since its discovery.
作为理想的电磁元器件,碳纳米管环引起了人们的特别的注意。
Analysis of abrasion of the slip-ring carbon and brush system for bulb hydro-generating units, its great danger and the cause of this phenomenon are presented.
介绍了灯泡贯流式机组滑环碳刷系统的磨损情况,分析了滑环碳刷磨损严重的危害和滑环碳刷系统磨损的原因。
Purine: Any of a class of heterocyclic compounds with a two-ring structure composed of carbon and nitrogen atoms.
嘌呤:嘌呤是对由碳、氮原子组成的双环结构的杂环化合物的统称。
The graphite molded packing, the asbestos thread PTFE-greased braided packing and the carbon-fibre braided packing were tested and the coefficients of a cycle ring were experimentally determined.
以膨胀石墨模压成型填料、石棉线浸渍聚四氟乙烯编织填料和碳素纤维编织填料为试验样品,实验确定了单圈填料的侧压系数。
The effects of RE compound modificator on the mechanical properties and microstructure of high carbon high speed steel used for roller ring were investigated by SEM, EDS and EPMA.
通过扫描电镜、能谱分析仪和电子探针研究了稀土复合变质剂对离心铸造的高碳高速钢轧辊组织和力学性能的影响。
The tensile and shear properties of F-12 aramid fiber and carbon fiber intem1y hybrid NOL ring composites are presented in this paper.
本文以NOL环研究了F- 12/碳纤维混杂复合材料的拉伸性能和剪切性能。
Removing all parts of cover, rings, carbon brush, brush box, brush box shell and short circuit ring equipment (some motor have no short circuit ring equipment).
先拆下电动机的护罩、滑环、碳刷、刷盒、刷盒支架及短路环装置(有的电机无短路环装置)等全部零件。
An organic coordination (complexing) compound in which the metal ion is bound to atoms of nonmetals, e. g. nitrogen, carbon, or oxygen, to form a heterocyclic ring having coordinate covalent bonds.
一种配位(络合)化合物,其中的金属离子与氮、碳或氧等非金属原子结合生成有配位共价键的杂环。
A slightly cheaper option for those looking at carbon cranks is the "standard" Next model which features a steel axle and is not much heavier, being around 700 grams depending on ring choice.
一个稍微便宜的选择对于那些在碳曲柄看的是“标准”下一个型号的钢轴的功能,不重得多,约700克环取决于所选择的。
Material of metal ring: carbon steel galvanizing, stainless steel304, 316L or others.
金属环材质:碳钢镀锌,不锈钢304,316L或其他。
Thymine: Organic compound of the pyrimidine family, often called a Base, consisting of a ring containing Both nitrogen and carbon atoms, and a methyl group.
胸腺嘧啶:一种嘧啶类有机化合物,通常叫做基底,由含有氮和碳原子以及甲基的环形物组成。
If the cylinder is not going to be resized and the piston shows no signs of scoring, the piston should be checked. Carefully remove carbon from ring grooves.
如不镗缸和活塞没有拉伤的痕迹,应对活塞进行检查。仔细讲环槽中的炭清除。
A new type of friction material has been prepared with carbon fiber and steel fiber as reinforcements and ring-opening polymerized phenolic as matrix resin.
采用碳纤维和钢纤维为增强材料、开环聚合酚醛树脂为基体,制得新型摩阻材料。
The turning process of carbon-graphite M104 seal ring is focused, and the comparative experimental study on conventional machining and laser-assisted machining are performed.
针对碳石墨M104密封环的车削加工过程,进行了常规切削和激光辅助切削的对比实验研究;
Moreover, parent compound 2.11 was designed by changing hybridization of carbon which attached with the pyranone D-ring at 7-position.
再次,通过改变与吡喃酮环相连的亚甲基碳原子的电子云杂化状态,设计了化合物类型2.11。
Added stainless-steel ring to further reinforce the carbon fiber, ensuring its durability under heavy loads, also cuts the vertical vibration transmission.
为了进一步加强碳纤维的强度,加入了不锈钢环来保证它在承受重量下的耐用度,并且同时剪断沿著碳纤维壁垂直传递的微震动。
Because of the weakened conjugated actions between the carbon-carbon double bonds in the benzene ring and its strong strain in molecule, 5,6,9,10- tetradehydrobenzocyclooctene decomposes easily.
结果表明5,6,9,10-四脱氢苯并环辛烯分子平面刚性结构,可能稳定存在,但由于苯环共轭性的削弱和较高的张力,使得它易于分解。
Because of the weakened conjugated actions between the carbon-carbon double bonds in the benzene ring and its strong strain in molecule, 5,6,9,10- tetradehydrobenzocyclooctene decomposes easily.
结果表明5,6,9,10-四脱氢苯并环辛烯分子平面刚性结构,可能稳定存在,但由于苯环共轭性的削弱和较高的张力,使得它易于分解。
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