By changing the content of cobalt and the technology of postheat treatment the following subjects are studied: the hardness and redhaitlness ,the age hardening mechanism of the surfacing metal of metal powder-cored wire which is a type of age hardening tool alloy for TIC surfacing .
通过改变熔敷金属中Co元素的含量、焊后热处理工艺和堆焊层数 ,对时效硬化工具合金TIG金属粉芯焊丝堆焊金属的硬度、红硬性和时效硬化机理进行了研究。
The effect of yttrium on as-cast structure and age hardening of the magnesium alloy Mg-9Al-1Zn were investigated.
研究了稀土元素钇 (Y)对Mg 9Al 1Zn合金铸态组织及时效硬化特性的影响。
The characteristics of a new generation of Cu age hardening steel for naval structures are investigated in this paper.
铜的时效硬化是该钢最显著的特点之一。
ST5”BZ]The age hardening of spray deposited Cu-15Ni-8Sn alloy has been investigated by means of hardness measurement,optical microscope,X-ray diffraction and transmission electron microscope.
采用硬度测量、光学显微镜、X射线衍射及透射电镜 (TEM)等试验方法 ,研究了喷射成形Cu 1 5Ni 8Sn合金的时效硬化。
Study on Age Hardening High Speed Steel (Ⅰ)--Properties of Age Hardening High Speed Steel
时效硬化高速钢研究(Ⅰ)——时效高速钢的性能
We call this rise in strength 'age hardening. '
这种强度的增加我们称为“时效硬化”。
Study on the Process and Properties of Age Hardened Die Steel for Plastics
时效硬化塑料模具钢工艺及性能研究
Study on the Surface Aging-hardened High Speed Steel of 25Cr2Mo2v;
25Cr2Mo2V基表面时效硬化高速钢的研究
Precipitates and Age Hardening in the Nickel Copper Base Alloy Monel K 500
一种高强耐蚀镍铜合金的沉淀相与时效硬化
MICROSTRUCTURE AND AGE HARDENING IN RAPIDLY SOLIDIFIED Mo ALLOYS
快速凝固钼合金的显微结构与时效硬化
Microstructure and ageing hardening behavior of Mg-5Sn-1Zn-0.5Zr alloy
Mg-5Sn-1Zn-0.5Zr合金的显微组织与时效硬化行为
B2 precipitate and aging hardening in Fe-Cu binary alloy
Fe-Cu二元合金中的B2析出相及时效硬化
Effects of La on Microstructure and Age-hardening Behaviour of 6061 Alloy
微量La对6061合金显微组织及时效硬化行为的影响
Effect of Electric Field on the Age Hardening Curve and Microstructure of 2E12 Aluminum Alloy
电场对2E12铝合金时效硬化曲线和微观组织的影响
Effect of Be on ageing hardening behavior and oriented relation between precipitated phases and matrix of 7475 aluminum alloy
添加微量铍对工业7475铝合金时效硬化及析出相与基体位向关系的影响
Optimization of Welding and Artificial Aging Parameters for 7A52 Super-hard Aluminum Alloy
7A52超硬铝合金焊接参数与人工时效参数的优化
The investigation on the morphous of left and right half-liver cirrhosis
肝硬化时左右半肝硬化程度对比研究
Effects of Aging Temperature on Performances of Martensite Precipitation Hardening Stainless Steel
时效温度对新型马氏体沉淀硬化不锈钢性能的影响
the adhesive cures for 24 hours to its full strength.
粘胶经24小时完全硬化
The curative effect o f beifeida was excel to peifeikang and should use alive bacterium preparation in therapy of cirrhosis patients as faras posible.
活菌制剂贝飞达疗效优于培非康,肝硬化患者在临床治疗时宜尽量采用活菌制剂。
INTRINSIC TIME CONSTITUTIVE THEORY OF ROCK HARDEN AND SOFTEN CHARACTERISTICS
岩石硬化及软化特性的内时本构理论
Alcohol and cirrhosis: Dose-response or threshold effect?
酒精与肝硬化:剂量关系抑或阈值效应?