The results show that the fracture of the pins mainly resulted from the improper location of the oil holes.
结果表明:销轴径向油孔位置具有随机性,当油孔位于最大弯曲应力一侧时,由于油孔的应力集中作用,导致油孔口位置的应力过大,在油孔口位置萌生疲劳裂纹,故油孔位置不合适是销轴断裂的主要原因。
Plug the fixed containers around air vent of F.O. tanks.
收紧油舱透气孔处油池放油孔的塞子。
balance wheel oil cover screw
平衡轮注油孔盖螺丝
hoel of piston crown
(制动主缸内) 活塞出油孔
Special Drill Press for Drilling Lubricating Hole and Flange Hole of Crankshaft
曲轴润滑油孔及连接法兰孔专用钻床的研制
retrievable through-tubing perforator
可收回过油管射孔器
expendable through-tubing perforator
消毁式过油管射孔器
aperture atomizer
喷孔式喷油嘴喷雾器
POTENTIAL AREA FOR LITHOLOGIC RESERVOIR IN MEMBER 2 OF KONGDIAN FORMATION F KONGNAN AREA
孔南地区孔二段岩性油气藏潜力方向
He punched two holes in the tin of oil, and then poured it out.
他在油筒上打了两个孔，然后把油倒出。
Perforations for Steam Flood Injecion-production Thick Oil Wells in Liaohe Oilfield
辽河油田稠油蒸汽驱注采井射孔方式
Study on the Fuel Injection Rate of a Multi-hole Injector Applied to a Direct Injection Gasoline Engine
直喷汽油机多孔喷油器的喷油规律研究
Quality Questions Study of Diesel Engine Cylinder Block Bore and Cylinder Bore Machining;
柴油机机体缸孔及缸套孔加工质量问题探讨
CHARACTERISTICS OF THE RESERVOIRS PORE AND PORE STRUCTURE AS WELL AS EVOLUTION OF THE PESERVOIRS PORE IN XINGLONGTAI OIL LAYER OF DU84 BLOCK,LIAOHE OIL FIELDS
辽河油田杜84块兴隆台超稠油层储层孔隙结构特征及孔隙演化
D Punching Oil BS also contains anti corrosion & lubricity additives.
壳牌冲孔油bs含有防腐蚀添加剂和油性添加剂.
Punching Oil BS also contains anti corrosion & lubricity additives.
壳牌冲孔油bs含有防腐蚀添加剂和油性添加剂
Perforation Completion Technology of Thin and Poor Reservoir in Daqing Oil Field;
大庆油田薄、差油层射孔完井工艺技术研究
A Study on the Mechanism of Cavitation in Diesel Injector Nozzle
柴油机喷油器喷孔内空化效应机理的研究
Preparation of Porous Carbon from Oil Residues and Their Performances
以石油渣油为原料制备多孔炭及其性能研究