Through the calculation of temperature rising caused by adiabatic compression and sedimentary abnormality deformation, melting criterion is given, the thickness of melted layer near explosive welding interface with different collision angle is estimated.
通过计算绝热压缩温升和畸形变形能沉积产生的温升,给出熔化判据,估计出了不同碰撞角下爆炸焊接界面熔化层厚度。
When the grinding parameters are constant, the depth of hardened layer and.
结果表明:硬化层完全硬化区均由细小的孪晶马氏体和板条马氏体组成,且硬化层的组织形貌及显微硬度无显著变化,但硬化层略粗马氏体相的出现位置有所差异;在磨削用量恒定时,顺磨硬化层的深度以及最大残余压应力均大于逆磨硬化层;在磨削功率恒定时,采用逆磨方式可以获得更深的硬化层;与干磨相比,湿磨硬化层表面残余压应力有所提高,但其硬化层深度减少了约30%。
There are a lot of methods for measuring nitriding depth, incluing structural corrosion method.
现有的测量氮化层深度的方法很多，国内大多数采用组织腐蚀法。
Measurement on the carbonizing or nitro-caburizing harden case depth of sintering iron-based material
GB/T9095-1988烧结铁基材料渗碳或碳氮共渗硬化层深度的测定
Soil Nitrogen, Phosphorus and the Other Chemicals' Release and Transport with Surface Runoff and Mixing Zone Depth on the Loess Slopeland;
黄土坡面土壤氮磷等化学物质径流迁移与混合层深度研究
The Property Test of the Deeply Nitrided Layer on Titanium Alloy;
钛合金（Ti-6AI-4V）深层离子氮化及其性能研究
The finished part shall have a nitride case depth that does not exihibit porosity that extends deeper than the outer half of the nitride case depth.
成品件外表面渗氮，只允许在渗氮层的靠外表面的渗层一半深度存在缩孔。
Effect of microstructure of nodular cast iron on its nitrided layer depth and wear resistance by QPQ process
球铁基体组织对QPQ盐浴渗氮层深度和耐磨性的影响
Effect of Dredging Depth and Light on Nitrogen and Phosphorus Release from the Surface Sediment of Haihe River
疏浚深度和光照对海河表层沉积物氮磷释放的实验研究
Simulation Study on Fluidized Bed Carburizing Layer Depth Mathematic Model
流态化渗碳层深度数学模型仿真研究
Implications of University System Culture and Countermeasures
大学制度文化的深层意蕴与应然态势
and with constant working current,the lower scanning speed,the deeper harden layer depth and the higher hardness.
工作电流不变,扫描速度越低,硬化层深度越深、硬度越高。
Surface Compound Treatment of C-N Multi-elements and RE-B-C-N Multi-elements Deep-penetrating
碳氮共渗-深层稀土硼碳氮共渗复合处理
The effect of the resulting NO2 on atmosphere varies according to the height and latitude at which the emission occurs.
氧化氮对大气层的影响因排放高度和排放纬度的不同而不同。
Experimental Study of the Effect of Penetration Depth of Fuel Gun on NOx Emission in Flat Flame Heating Furnace;
平焰加热炉内燃料枪插入深度对氮氧化物排放影响的试验研究
The central concept of Alfisols is that of soils that have an argillic, a kandic, or a nitric horizon and a base saturation of 35% or greater.
淋溶土的主要特性是有粘化层，高岭层或氮化层和盐基饱和度达35％或以上。
The Study of In-depth Acidization Technology on Injection Wells in External Eastern Pu-tao-hua Strata;
外围东部葡萄花油层注水井深度酸化技术研究
Research on Euphotic Zone Depth Derived from Remote-sensing and Its Spatial-temporal Characteristics over China Sea;
中国海真光层深度遥感反演及其时空变化研究
The Profound Effects of Domicile System Reforming on Urbanization in Rural Areas;
户籍制度改革对农村城镇化的深层影响(续)
RESEARCH ON CHANGE LAW OF DEPTH OF DECARBURIZATION LAYER ON SURFACE OF WIRE BAR
对线材表面脱碳层深度变化规律的研究