论文部分内容阅读
热处理强化钢轨中残余应力的形成
【出 处】
:
国外钢铁钒钛
【发表日期】
:
1989年2期
其他文献
研究了复频超声共沉淀技术制备Cu/Zn/Al/Zr甲醇合成催化剂及其对催化活性的影响.实验结果表明,采用频率为40,23.8 kHz复频超声技术制备的Cu/Zn/Al/Zr甲醇合成催化剂与普通共
<正>In addition to academic discussions and industry seminars,a special ceremony for the first Open Flow v1.3 conformant products in China is jointly held by th
In the forthcoming 5G systems, new technologies, such as amorphous networks and non-orthogonal filter bank multicarriers(FBMC), provide an effective way to acco
期刊
研究了改性超稳Y分子筛对甲苯与丙烯反应的催化作用性能,研究结果表明,USY-4催化剂的催化活性和选择性高,能有效控制邻甲基异丙苯(o-IPT)的生成量.研究了USY-4催化剂催化合成
山东齐鲁武峰塑料制品有限公司“Ф300~Ф3000大口径PVC-U缠绕管项目”通过了山东省科技厅委托淄博市科技局主持的技术鉴定会。经山东省产品质量监督检验所检测,各项质量指标符
In order to protect the website and assess the security risk of website, a novel website security risk assessment method is proposed based on the improved Bayes
Network structures and human behaviors are considered as two important factors in virus defense currently. However, due to ignorance of network security, normal
利用(R,R)-环己二胺和5-苄氧基-3-叔丁基水杨醛合成了新型手性Salen配体(R,R)-双(5-苄氧基-3-叔丁基水杨醛)-环己烷-1,2-二胺.利用此配体制备了Salen Mn(Ⅲ)配合物并以NaOCl
Attribute-based encryption(ABE) supports the fine-grained sharing of encrypted data.In some common designs,attributes are managed by an attribute authority that