The exposed surface of the structure shall be even, and shall be free from honeycombs, pitting surface, exposed reinforcing bars and cavities. 结构物外露的表面应平整,无蜂窝、麻面、露筋及空洞。
An etching made by this process. There is corrode spot and pitting on the surface of all valve. 细点腐蚀制板法的过程所有阀门表面上都有腐蚀斑痕和麻点。
Forming reason of honeycomb pitting surface of concrete and processing measures on it 混凝土结构表面蜂窝麻面形成原因及处理措施
No honeycombs, pitting surface and cracks may exist on the surface of the waterproofing concrete along the bridge deck pavement, there shall be no cracks at the construction joints. 桥面铺装防水混凝土表面不得有麻面、蜂窝和裂纹,施工缝处不得有裂缝。
Effect of pitting corrosion on surface stress concentration factor of aluminium alloy 铝合金点蚀对应力集中系数影响的分析
The Mechanism of Pitting Corrosion and Rare-Earth Surface Modification on Aluminum Alloy 铝合金点蚀过程与稀土沉积的机理研究
There be corrode spot and pitting on the surface of all valve. 所有阀门表面上都有腐蚀斑痕和麻点。
The pitting critical potential of the fresh surface is lower than that of the surface covered by passive film. At free-corrosion potential and anodic potential, the susceptibility to SCC was very low. 去膜表面发生点蚀的临界电位低于膜覆盖表面发生点蚀的临界电位。在自腐蚀电位和阳极电位条件下,SCC敏感性很低。
The pitting corrosion of the fresh stainless steel surface have been studied. 研究了不锈钢去膜表面在氯化镁介质中的点腐蚀现象。
The Study on Mechanism of Initial Pitting on the Tooth Surface of Low Speed Gear 低速齿轮齿面初始点蚀机理研究
The separation of steel debares from the ball surface is abrasive wear; the pitting of the surface of the plate groove is fatigue wear. 钢球表面金属的微细脱落是属于磨料磨损,板沟表面的麻点或麻坑则属于表面疲劳磨损(破坏)。
Pitting Corrosion of Fresh Stainless Steel Surface in Chloride Solution 不锈钢裸表面在氯化物溶液中的点腐蚀
The influence of transverse roughness on the pitting of gear tooth surface is discussed in this paper. Research is based on the results of fatigue test for standard gear reducer and stem from the shape of the reversal scallop cave. 本文根据减速器疲劳试验结果,从倒置贝壳状的蚀坑形貌着手,分析研究了齿面横向条纹粗糙度对点蚀的影响。
There is no evident pitting characters on the specimen surface at 30 ℃; 30℃时试样表面无明显点蚀特征;
Study on pitting corrosion behavior of titanium alloy surface with ion implantation 氮离子注入钛合金表面的耐点蚀性能研究
Pitting on the Chromiun Plated Gun Barrel Inside Surface 枪管内孔镀铬层麻点问题
The microcosmic spot pitting and deep layered peeling off occur in coating surface due to stress concentration; 在涂层表面由于应力集中,涂层表面发生微观点蚀和深层剥落;
A Study of Pitting Corrosion Defect on the Surface of 6063 Aluminum Extrusion 6063铝型材表面点腐蚀缺陷分析
Peeling of the ball surface belongs to wear of abrasive, pitting of the groove surface of lapping disk is due to fatigue wear. 精研板沟槽表面的麻坑则属于表面疲劳磨损。
Analyze the Reasons for Pitting Corrosion on the Fire Tube Surface of Boiler 锅炉火管表面坑蚀原因分析
Pitting corrosion was found on the inner surface of 304L stainless steel pipes, which was exposed to nitrogen gas containing bromine ions. 通有含溴离子氮气的304L不锈钢管,经一段时期的使用后产生了严重点蚀。
The cause of pitting appeared during hard chromium plating is pitting corrosion occurred on matrix local surface. 镀硬铬时出现麻点主要与基体表面局部产生点蚀有关。
The pitting corrosion was mainly found on the surface of the sample under the condition of 60 C, while the other part of the sample was uniform corrosion. 在60℃条件下,主要发生点蚀,而试样表面其他部分仍然平整。
The mechanism of pitting corrosion on the bare metal surface has been discussed and the physical sense of Ec has been proposed. 分析了金属裸表面上点蚀的形成机理,指出了裸表面临界点蚀电位的物理意义。
Based on contact fatigue, a method provided is for calculating σ_ ( max) and τ_ ( max) at points of contact where pitting of surface is likely to emerger. 以接触疲劳为基准,对因接触应力产生点蚀的接触点处的最大正应力σ(max)和最大剪应力τ(max)的计算,提供了方法。
Brief Analysis of Causes for Pitting on Plate Surface 钢板表面麻点原因浅析
The pitting corrosion occured on the surface of soldering tin near the interface, where exists defects. 点蚀发生在焊锡表面靠近焊缝的缺陷处。
When the vibration signal reaches a certain value, namely the pitting gear area is 2% of the tooth surface area, the machine can be stopped. 当振动信号达到特定值时,也即齿轮点蚀面积占齿面面积的2%时,即可停机。
The result showed that the penetration of water and Cl-was the main factor to induce the pitting corrosion occurred under the surface treatment layer. 研究表明水分和Cl&的渗透是引发铝合金在表面处理层下发生点蚀的主要因素。