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- To perform a mathematical operation,particularly one that is complex or multi step. 完成一个数学运算,特别是指复杂的或需要多步才能完成的运算。
- IDENTIFICATION OF MULTIVARIABLE STEP MODEL BASED ON MULTI STEP TEST METHOD 基于多次阶跃法的多变量阶跃模型辨识
- In dual aging, the effect of the second step aging temperature on the mechanical properties is more obvious than that of other factors. 双级时效中，经正交试验分析，时效温度比时效时间对合金力学性能影响显著，而二级时效温度对力学性能的影响又高于一级时效温度；
- lead uranium age method, Pb-U dating 铅铀年代侧定法
- The core-shell polyacrylate latex was synthesized by multi steps seeded emulsion polymerization. Butyl acrylate(BA)? 2-ethylhexylacrylate(EHA) and 1,4-butanediol diacrylate(BDA) were used as components of ACR core,and methyl methacrylate(MMA)? 采用多步种子乳液聚合法合成了以BA、EHA、BDA为核组分,MMA、EA、BDA为壳组分的核-壳聚丙烯酸酯(ACR)乳液,制备了ACR存在下的氯乙烯(VC)接枝乳液共聚胶乳。
- Based on the mechanism of catalyst deactivation at high temperature, the effect of accelerated aging method on deactivation was studied. 基于催化剂高温失活机理,分析了不同快速老化方法对催化剂劣化强度的影响。
- When the retrogression temperature was at 453K and 473K, the retrogression curve can be dealt with in three stages and the RRA treatment can be simply considered as a two step aging process. 当回归温度为 453K和 473K时 ,回归曲线由三部分组成 ,回归再时效曲线由两部分组成。
- He prefers to assort with people of his own age. 他更喜欢与自己的同龄人交往。
- He bounced into the room with a springy step. 他以轻快的跑步跳进房间。
- Keywords Calixarene;Synthesis;One step procedure;Multi step procedure.; 杯芳烃;合成;一步法;多步法;
- Even the best quality rubber will perish with age. 就是最佳质量的橡胶也会因老化而腐烂。
- He come to the fore as a physicist at an early age. 他在早年就成了杰出的物理学家。
- It was difficult to tell his exact age. 很难判断他到底多大岁数。
- Directing against low carbon steel No.20 commonly used for pressurized containers, pipelines, and steam conduits, the structural evolution has been simulated by adopting accelerated aging method. 针对石化装置中压力容器管线、蒸汽管道常用的20号钢,采用加速时效方法模拟了其组织状态的变化。
- The annular markings on a tree indicate its age. 树的环形纹理显示其年龄。
- The importance of implementing fast aging method for catalytic converter is firstly described in this paper, then the fast aging test equipment and test procedure we adopted are introduced. 本文首先阐述了实施催化转化器快速老化方法的重要意义和研究概况,然后简要介绍了快速老化试验设备和试验程序。
- Age and wedlock we all desire and repent of. 成年与婚姻，均为我辈所欲，亦为我辈所悔。
- I hope my ideas are in step with public opinion. 我希望我的想法跟公众舆论是一致的。
- Her widowhood condemns her to a lonely old age. 守寡使她不得不过着孤独的晚年生活。
- I don't think he looks his age of seventy. 我感到他看起来不像70岁的人。
