The result shows that the DCS was found to be relevant to the thermal parameters such as solidification time,cooling rate and thermal gradient.
A201铝合金有127℃的宽凝固范围,适合作为研究对象;经有系统的改变冒口大小,及平板铸件的长度和厚度,可变化铝合金凝固时的各种热参数,例如:局部凝固时间、冷却速率、热梯度等,而经由DCS的计算,可得出其间的关系。
The solidification time of the three supporting materials (carboxy-methyl cellulose, polyvinyl alcohol, starch) was discussed in the article.
作者对羧甲基纤维素、聚乙烯醇和淀粉3种支撑材料的凝固时间进行了实验研究。
Based on the direct finite difference, a 3-dimensional numerical simulation model for quickly calculating the solidification time of casting to get the distributing rule of hot sport has been developed by casting modulus method and heat transfer method.
基于有限差分法 ,分别采用模数法和近似传热法实现了对任意形状铸件凝固时间的快速计算 ,由此可获得铸件的热节分布规律 ,为设计人员从铸件结构工艺性的角度校核结构设计的合理性以及为铸造工艺人员设计铸件的补缩系统提供了可靠依据。
In the paper,the influences of different levels α-TCP to β-TCP ratio on cement's setting time and compressive strength are studied by optimizing α-TCP system cement's formula.
通过对α-TCP体系骨水泥固相粉末配方的优化,研究了不同重量比α-TCP/β-TCP粉末对两相骨水泥凝固时间和抗压强度的影响。
The paper studys the effects of different types hardening liquid,different ratio of powder and liquid and different powder on the setting time and compressive strength of it,by optimizing the system of α-TCP phosphate cement,and chooses -HAP/α-TCP as better powder、citric acid+potassium citrate+propenoic acid-itaconae as good hardening liquid and 2.
通过对α-TCP体系骨水泥的优化,研究了不同固化液、不同固液比以及不同粉料对骨水泥凝固时间及抗压强度的影响,优选出了以n-HAP/α-TCP为固体粉料,以柠檬酸+柠檬酸钾+丙烯酸-衣康酸为复合固化液,按固液比2。
Objective To explore the changes of setting time,mechanical properties and microstructrue of composite of various CPC-MTX,and to provide basic results of the bone filling materials that can suppress recur- rence of bone tumors.
目的研究加入不同浓度甲氨喋呤(MTX)对磷酸钙骨水泥(CPC)的凝固时间,力学强度及显微结构的影响,为进一步研制具有抗肿瘤复发作用的骨填充材料奠定基础。
In this paper,the quantitative conception of "higher frequency DDS signal" is defined;the Non-ideal characteristics of DAC is analyzed,especially the performance of DAC s setting time;the correlation of slew time and setting time is proposed;a simplified trapeziform .
定义了"较高频DDS输出"的定量概念,分析了较高频DDS输出时DAC非理想特性,特别是DAC建立时间特性,给出了由建立时间估算转换时间的近似公式,将转换时间区间的输出简化为梯形波形模型,求得相应的Fourier变换,从而得到新的频谱解析式。
Analysis and optimization of settling time and phase margin of two stages operational amplifier;
二级运放建立时间与相位裕度的分析与优化
The MATLAB optimization program can find the optimal damping factor and natural frequency that makes the settling time of OTA in minimum quickly.
在分析了OTA的零极点分布以及建立特性后,设计出一个MATLAB优化程序,找到最佳的阻尼因子和自然频率使OTA建立时间最小,并通过CadenceSpectre仿真表明,该OTA完全满足性能指标要求。
Rat blood coagulation time was significantly prolonged.
大鼠用药后血液凝固时间显著延长。
The viscidity stabilizers lengthened the solidified time of the fresh latex.
粘度稳定剂延长了鲜胶乳的凝固时间。
The standard curve was established between AT-III activity and respective clotting time.
根据不同AT-Ⅲ活性与相应凝固时间制作标准曲线;
Study on the Determination of Tissue Factor Activity with Whole Blood Clotting Time
利用全血凝固时间测定组织因子活性的研究
Influence of Aprotinin to Activated Clotting Time and Whole Blood Prothrombin Time during Cardiopulmonary Bypass;
体外循环下抑肽酶对激活的全血凝固时间和全血凝血酶原时间的影响
EFFECT OF aFGF ON BLOOD COAGULATION TIME IN RABBITS
酸性成纤维细胞生长因子对家兔血液凝固时间的影响
Time seems to stop, pleasure and happiness fills your heart.
时光仿佛凝固了，喜悦和幸福会充满心间。
Dark faces stared up from the photos，frozen in time.
照片里被时间凝固下来的黑黑的面孔盯着他们。
Practical Algorithm for Time Step in Low Pressure Die Casting Solidification Simulation
低压铸造凝固模拟中时间步长的实用算法
Concretionary Time and Flowing City--Shanghai Emperor Star City
凝固的时间 流动的都市——上海英皇明星城设计
The cement will set in a few hours.
水泥几小时后就会凝固。
egg white coagulating when heated;
蛋白被加热时变凝固；
When water freezes it becomes ice.
当水凝固时就变成冰。
Analysis of Spatial Mechanical Behavior of Pylon and Girder Temporary Fixity Structures of PC Cable-Stayed Bridges
预应力混凝土斜拉桥塔梁临时固结构造空间受力分析
concrete that sets hard within a few hours.
这种混凝土几小时就凝固。
Studies on Curing Behavior of Castor oil based Polyurethane(Ⅰ) Rheological Behavior and Gelation Time during Curing
蓖麻油基聚氨酯灌封胶的固化行为研究(Ⅰ) 固化过程中的流变行为和凝胶时间
fixed ratio schedules
固定比率时间表 固定比率时间表
Open time: In binding, the time between an adhesive being applied and when it sets. It is the time limit allowing parts to be assembled.
开放时限:在装订方面，是涂上胶黏剂后到它凝固的时间。这是容许部件装配的时限。