1)  Natural-oriented river
多自然河流
2)  multi-DOF
多自由度
1.
Study on dynamic performance of multi-DOF electro-hydraulic servo system;
多自由度电液伺服系统动态特性研究
2.
Development of a multi-DOF anthropomorphic prosthetic hand;
多自由度仿人型假手设计
3.
Design of Simulation System for Rescue in Multi-DOF Physical Shelves;
多自由度实验台架下潜救对接模拟系统的设计
3)  multi-degree-of-freedom
多自由度
1.
Review on multi-degree-of-freedom measurement;
多自由度测量技术研究现状及发展趋势
2.
Probability perturbation finite element method for response analysis of multi-degree-of-freedom nonlinear vibration systems with random parameters;
多自由度非线性随机参数振动系统响应分析的概率摄动有限元法
3.
Nonlinear vibration isolation system used practically is generally a multi-degree-of-freedom system due to effect of nonlinearity on decoupling of system.
非线性因素会对系统解耦产生影响,因此工程实际中的非线性隔振系统一般为多自由度系统,同时,船舶机械隔振系统的基座应视为具有一定机械阻抗的弹性体。
4)  Polyradical
多自由基
1.
Modeling of Free-Radical Polymerization Kinetics --Polyradical Model;
自由基聚合反应动力学的数学建模——多自由基数学模型
5)  multi-degree of freedom
多自由度
1.
In this paper, the authors have given a theoretical analysis of the use of multi-degree of freedom for the accurate design of gear hob edges,and derived some formulas for this purpose.
本文对多自由度法用于滚刀精确设计进行了理论解析和公式推导。
2.
The construct,driving principle and output performances of the cylinder type ultrasonic motor with multi-degree of freedom were presented.
介绍了自行研制的圆柱形多自由度超声波电动机的结构、驱动原理和输出性能。
3.
A new cylinder type ultrasonic motor with multi-degree of freedom was developed based on increasing its driving efficiency and improving its output characteristics.
从提高驱动效率、改善输出性能的角度出发,研制了一台新结构形式的圆柱形多自由度超声电机,对电机定子的工作模态和电机的输出性能进行了测试。
6)  multi-degree of freedom
多自由
1.
A new multi-degree of freedom ultrasonic motor (MDOF USM) using in-plane deformation of lead zirconate titanate (PZT) elements was introduced.
介绍了一种新型基于压电陶瓷平面内应变特性的多自由度超声波电机,该电机通过两个平面内的弯曲振动模态的叠加实现转子绕Z轴的转动;并利用伸缩振动模态分别与上述弯曲振动模态叠加实现转子绕X轴和绕Y轴的转动。
参考词条
补充资料:多苯基多亚甲基多异氰酸酯
    多苯基多亚甲基多异氰酸酯,简称PAPI,或称粗MDI,浅黄色至褐色粘稠液体.有刺激性气味。相对密度(20℃/20 ℃)1.2,燃点218℃。PAPI实际上是由50%MDI与50%官能度大于2以上的多异氰酸酯组成的混合物。升温时能发生自聚作用。溶于氯苯、邻二氯苯、甲苯等。PAPI的活性低,蒸气压低,只是TDI的百分之一,故毒性很低。
    用于制造聚氨脂胶粘剂。也可直接加入橡胶胶粘剂中,改善橡胶与尼龙或聚酯线的粘接性能。贮存于阴凉、通风、干燥的库房内,远离火种、热源。严格防水、防潮,避免光照。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。