a quench and temper or a normalize and temper,or an isothermal heat treatment.The other two grades can be met either as-cast or by heat treatment.Ductile iron,which is heat treated by quenching to martensite and tempering,may have substantially lower fatigue strength than as-cast material of ...
硕士学位--master's degree;同等学力-an equivalent education level;口语表达常用词之社会生活Micro-blog微博 netizen网民 follower粉丝 podcast播客 profile个人资料workinglink有效链接 upload上传personal interests个人爱好 attachment附件privacysettings私人设置 blogger写博客的人T...
The will of the people shall be the basis of the authority of government; this will shall be expressed in periodic and genuine elections which shall be by universal and equal suffrage and shall be held by secret vote or by equivalent free voting procedures. @@ -270,8 +279,11 @@ Everyone...
自动铺带和手工铺贴国产T800级碳纤维增强复合材料对比研究和等同性评价
place (gratis or for a charge), and offer equivalent access to the Corresponding Source in the same way through the same place at no further charge. You need not require recipients to copy the Corresponding Source along with the object code. If the place to ...
PROBLEM TO BE SOLVED: To provide the heat-developable diazo copying material for mother print which maintains a light shielding property equivalent to the conventional dry and wet types, and also prevents occurrence of any problem on background fog and develops a black color excellent in a ...
naive model 简单模型 naked hull *船体 nano 那 narrow band frequency 窄带频率 narrow band frequency modulation 窄带档 narrow band noise 窄带噪声 natural ageing ⾃然时效 natural angle of repose 静⽌⾓ natural angular frequency 固有⾓频率 natural circulatio...
3.Ordering Information 3.1Orders for material to this specification shall include the following information:3.1.1ASTM designation,3.1.2Grade of ductile iron required(see Table1,and Sections4and9),3.1.3Special properties,if required(see Section7),3.1.4If a different number of samples are...
3.Ordering Information 3.1Orders for material to this specification shall include the following information:3.1.1ASTM designation,3.1.2Grade of ductile iron required(see Table1,and Sections4and9),3.1.3Special properties,if required(see Section7),3.1.4If a different number of samples are...
silicon. Material of the supporting member 20 is not limited to silicon but a material of the recording element board 24, e.g. alumina, having equivalent or higher coefficient of linear expansion and thermal conductivity may also be employed. When each heater of the recording element board 24 ...