Drop in the proportion of CO2, oxidation layer of rising temperatures must make co content high.
CO2比例下降,氧化层温度的提高必然使CO含量高。
The hardness of anodic oxidation layer is higher, the tribological property of composite coating is better.
阳极氧化层的硬度越大,复合膜摩擦学性能越好。
The microstructure of aluminized layer, hardness distribution and microstructure of internal oxidation layer were investigated.
对渗铝层的显微组织、内氧化层的硬度分布及显微组织进行了初步分析。
External oxidation layer didn't found to have obvious influence on iron loss, the largest influence came from internal oxidation.
发现表面氧化对铁损没有明显影响,内氧化层对铁损影响最大。
Nitriding and oxidation: diffusion layer and oxidation layer improve soldering resistance, adhesion resistance and crack resistance.
氮化扩散层和氧化层:可以提高模具耐溶损性、耐过烧性、耐粘着性和耐热裂性。
The experiment proves the requirement of the device and the process in the quality and thickness of the silicon oxidation layer is well met.
实验证明,采用一步扩散法制备的氧化层的厚度和质量都很好的满足了机械刻槽埋栅电池的工艺要求;
In this paper, silicon oxidation layer was fabricated on plastic surface using sol-gel method, and the fabricated SiO_2 layer was used to extract DNA.
本文用溶胶-凝胶法在塑料表面制作二氧化硅涂层,并利用制作的二氧化硅层来提取DNA。
Then the microstructure and formation mechanism of oxidation corrosion product (oxidation layer) of TP347H and TP304H steel were studied by means of SEM and EDS.
接着借助扫描电镜和能谱仪深入认识了TP347H和TP304H钢氧化腐蚀产物(氧化层)的组织结构及形成机理等。
Production speed too slow, the bottom again, such as nickel oxide layer in gold slot oxidation (or gold reduction), peel tin.
产速太慢,底层再次氧化,如镍层在金槽氧化(或金还原),剥锡。
As the electroplating pure copper layer on copper alloy exceeds a critical thickness, the surface electroplating treatment can improve the copper alloy's resistance against oxidation failure greatly.
当铜合金表面的电镀纯铜层厚度超过一个临界值,表面电镀纯铜处理可以明显改善材料的耐氧化剥离性。
A layer of ceramic film can be grown on ti alloy by the micro plasma oxidation.
在钛合金表面用微等离子体氧化能产生一层陶瓷膜。
The morphology and the structures of the micro arc oxidation ceramic layer was observed and analyzed.
观察、分析了镀铝层表面微弧氧化陶瓷膜的微观形貌以及组织结构;
Oxidation happened on the surface of infiltrated layer when thermal cycling times was less than 20, and no cracks was observed.
结果表明:热循环次数小于20次时,渗层表面主要产生氧化,无裂纹产生;
The unsuitable carbonitriding process, internal oxidation, over deep depth of carbonitrided layer and crust like C N compound on the surface are the main reasons to cause fracture.
碳氮共渗工艺选择不当,共渗层过深,表面出现壳状碳氮化合物、内氧化等缺陷组织是造成其断裂的主要原因。
B, barrier type protective effect when the cold sprayed zinc coating is oxidation, will produce a layer of zinc salt in the coating surface to provide barrier protection.
屏障式保护作用当冷喷锌涂料被氧化时,会在涂料表面产生一层锌盐层来提供屏障保护。
The effects of the voids in the diffusion layer on cyclic oxidation and spalling resistance of aluminized steel was investigated.
研究了热浸渗铝钢扩散层空洞对循环氧化和剥落性能的影响规律及其机理。
The main structure changes in the creep process were fiber rearrangement, the oxidation of the C-rich interfacial layer and crystal growth within the matrix.
蠕变过程中出现的主要结构变化为纤维重排、富碳界面层的氧化以及基质中晶体的生长。
Oxidation temperature has a more obvious effect on the thickening of oxygen diffusion layer than time dose.
温度对于渗氧层厚度的影响大于时间的影响。
The irreversible electrochemical oxidation of hemoglobin can be promoted by BPR in the modified layer is first found and reported.
首次发现并报道了修饰层中的澳邻苯三酚红能促进血红蛋白的不可逆电化学氧化过程。
The mapping model of film thickness of micro-arc oxidation(MAO) on magnesium alloys is built on BP neural network with three layer structure.
选择三层结构的BP神经网络,建立镁合金微弧氧化膜厚的映射模型。
The effect of electron beam surface solidification treatment on microstructure of superalloy M38G and oxidation resisfance of solidified layer has been studied.
采用电子束表面熔凝处理方法研究了电子束表面熔凝处理M38G高温合金熔凝层组织和熔凝层组织对高温氧化的影响。
A layer of ceramic film is produced by micro plasma oxidation on the surface of ti alloy in order to improve its corrosion resistant property.
为提高钛合金的耐腐蚀性能,在其表面用微等离子体氧化法生长一层陶瓷膜。
The methods of modification included the surface covering of graphite with a layer of disorganized carbon or a film of appropriate metal, surface oxidation, mechanical grinding and doping.
修饰与改性方法包括形成包敷层和金属层、表面氧化、机械研磨以及掺杂等方法。
Titanium ion implantation formed compounds and alleviated the oxidation of the ferric element in the surface layer.
并在表面形成化合物,减轻了材料表面铁元素的氧化;
The diaphragm layer (16) also includes a second layer (22) including an undoped poly-silicon carbide layer configured to prevent oxidation of the first layer (18).
隔膜层(16)还包括第二层(22),其包括不掺杂的多晶碳化硅层,其配置成防止第一层(18)的氧化。
It is researched the preparation of ceramic layer on the surface of M5 zirconium alloy by high-frequency induction oxidation process in active flow oxygen medium and in dry air.
在活性氧流动介质和干空气中,用高频感应氧化工艺在M5锆合金表面生成氧化锆陶瓷膜进行了研究。
If the part needs to be welded subsequent to the oxidation treatment, the oxide layer must be removed before welding.
[nf - 14 d]倘若该零件需要在氧化处理后进行焊接,则焊接前必须将氧化层除掉。
However, during hot rolling, cooling and annealing process, a complex oxide structure layer will form on the surface of stainless steel due to oxidation.
但在热轧、冷却及退火等过程中,不锈钢工件的表面因氧化会产生一层结构比较复杂的氧化皮。
The sketch map of change on microstructure of anodic oxidation film during the reaming process and the process parameters for obtaining the multi-coloring by blocking layer adjusting were presented.
给出了扩孔处理过程中阳极氧化膜横断面的显微结构变化示意图,并给出了“阻挡层调整”实现多色化的工艺参数。
The sketch map of change on microstructure of anodic oxidation film during the reaming process and the process parameters for obtaining the multi-coloring by blocking layer adjusting were presented.
给出了扩孔处理过程中阳极氧化膜横断面的显微结构变化示意图,并给出了“阻挡层调整”实现多色化的工艺参数。
应用推荐