事实上有两种活塞环，气环和油环。
Actually, there are two types of rings, compressed rings and nil-control rings.
事实上有两种活塞环，气环和油环。
Actually, there are two types of rings, compression rings and oil-control rings.
检查活塞环与汽缸套的磨损情况及气环结焦或断裂情况；
Checking the abrading of piston ring and cylinder slecve condition and air cyclo - tie is burnt or splits a condition;
在这些活塞中，活塞环的数量减少到三个，即两个气环，一个油环。
On these pistons the number piston rings was reduced to three, two compression and one oil-control.
观感上，飞机像是快得把空气冲开，把空气爆出一个气环，真的很美。
Visually the plane looks as though it is so fast it pushes through air, making air into an air ring, and it looks so beautiful.
在一个活塞气环槽内设有上下二片活塞环，二片活塞环上的开口相互错开。
Upper and lower piston rings are arranged inside a piston gaseous ring groove, and openings on the two-piece piston rings are mutually staggered.
当可燃混合气压缩时，气环密封可燃混合气；当可燃混合气燃烧时气环可阻止所产生的压力不外溢。
The compression rings seal in the air-fuel mixture as it is compressed and also the combustion pressures as the mixture Burns.
通过对机车柴油机超压现象的原因分析，得出导致柴油机超压的原因有：活塞顶裂纹、活塞气环折断、气缸套磨损。
The cause of over-pressure in Diesel Engine includes fracture on piston, fracture of piston rings and cylinder wear.
从那时起，不同的星球已经移到天然气开采计划的最前列，因为它缺乏木星的强烈引力，土星的巨大轨道碎片环并且比遥远的海王星更近。
Since then a different planet has moved to the forefront of gas-mining plans because it lacks Jupiter's intense gravity, Saturn's gigantic rings of orbital debris and is closer than distant Neptune.
尽管需要对提取破环的页岩气做更多的研究，对环境同样有破坏作用，煤的开采无疑已对环境造成了伤害。
Though more research into the damage shale-gas extraction may do to the environment is needed, there is no doubt that the extraction of coal already harms the environment a lot.
窜气，基本上是被压缩的空燃混合气和燃烧后的气体的泄漏，它通过活塞环进入曲轴箱。
Blowby is basically the leakage of compressed air-fuel mixture and burned gases past the piston rings into the crankase.
甲基吡啶的热稳定性比吡啶差，热解时甲基首先脱离芳香环进入气相，随后芳香环的反应途径和吡啶类似；
In the picoline pyrolysis experiment, the methyl disengages from aromatic ring to form methane firstly, then the following reaction of the aromatic ring is similar to pyridine.
用气相色谱对低烯烃火花点火引擎燃料芳香碳氢化合物类型，环烃，烯烃，石蜡和氧化物的标准试验方法。
Standard test method for oxygenates and paraffin , olefin , naphthene , aromatic o - pona hydrocarbon types in low - olefin spark ignition engine fuels by gas chromatography.
在空气雾化钻井中，井眼环空携岩流动是一种典型的气、液、固多相流动，其机理和规律十分复杂。
In air and mist drilling, annular carries are the typical of gas, liquid and solid multiphase flow, and its mechanism and principles are very complicated.
举例分析在环空和钻柱内的稳定流动过程中，随井深增加，压力、含气率、多相流体密度等的变化规律；
The steady-state flows in drill pipe and in annulus are analyzed and the variations of pressure, gas void fraction, and multiphase-flow density along the well depth are simulated.
研究了纯丙烯气相氧化的环氧化反应。
The epoxidation of propene in gas phase has been investigated.
采用固定床连续流动反应装置，对此催化剂用于气相苯加氢制环已烷的活性进行评价。
The catalyst was prepared by impregnating depositing process and the catalyst activity was evaluated with a continuous flow fixed bed reactor.
结果表明，LDAM水泥浆体系能有效解决小眼井固井漏失气窜问题，并提高了薄水泥环的胶结质量。
The LDAM slurry system shows that it solves the gas-out problems of slim hole and improves the quality of cement circular.
对产物进行气相色谱、红外光谱、GC-MS定性定量分析，确认目的产物为环戊醇，经分离目的产物环戊醇含量大于99%。
By gas chromatography, infrared spectrum and GC - MS quantitative and qualitative analysis, cyclopentanol was con firmed as the purposive product and it was more than 99% in content after separation.
由于凝气器内复杂的热力学特性，使得水环真空泵的选型计算，不同于一般用途的选型计算，就此问题作扼要叙述。
Because of the complicated thermodynamic properties inside the condenser, the type-selective calculation of water-ring vacuum pump is allowed to be different from that in common use.
介绍了环式焙烧炉天然气供气监控系统、燃烧架的结构与功能及加热炉室温度控制过程。
The natural gas supply control system, structure and function of burning frame as well as temperature control procedure of furnace of the annular baking furnace are introduced.
结果显示，气相中主要是2—4环的多环芳烃，其中菲为主要的化合物，平均占到总多环芳烃的55.1%。
Only 2—4 ring PAHs were detected in gas phase, and phenanthrene was the most abundant with an average of 55.1% in total PAHs.
利用分子内复配思想，根据缓蚀剂结构与效能关系设计、合成了一种杂环胺有机羧酸盐类气相缓蚀剂YC-1。
A novel heterocyclic amine organic-salt vapor phase inhibitor, named YC-1 was designed and synthesized based on the relationship between the structure and effect of inhibitor.
目的：探讨腭咽环扎术(VRLP)后阻塞性睡眠呼吸暂停低通气综合征(OSAHS)患者的上气道形态特征。
Objective: To study the upper airway morphologic changes in patients with obstructive sleep apnea hypopnea syndrome (OSAHS) after velopharyngeal ring ligation procedure (VRLP).
本文对气固冲蚀和浆体冲蚀条件下耐磨环氧胶粘涂层的磨损特性进行了研究。
The wear properties of antiwear adhesive coatings under solid particle erosion and slurry erosion condition were studied in this paper.
阐述了酞菁环的电子结构是其具有气敏性的基础，讨论了配合物中的中心原子和取代基团对配合物气敏性的影响。
The fundamental function of the electron structure of the ring skeleton and the influence of central atoms and substituents on gas-sensitivity is illustrated.
通过流动可视化实验，得到了安注流速，下降环腔流速以及含气率对环腔内流动形态的影响。
In flow visualization experiment, it is found that flow rate of safety injection has major effect on flow regime in downcomer.
利用微波等离子体化学气相沉积方法，以H 2、CH4和八甲基环四硅氧烷(D4)为原料，在硬质合金基体上沉积了金刚石涂层。
Diamond coatings were deposited on cemented carbide substrates with H2, CH4 and D4 as precursors by using microwave plasma chemical vapor deposition technique.
在全容积16l的环隙气升式反应器内，进行了高浓度山梨糖流加发酵过程的研究。
Experimental studies were carried out on the fed-batch fermentation process of sorbose in a 16l airlift reactor.
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