The birth of recycle economy takes profound ecology as its theoretical basis, showing three ecological theories: principle of cyclic regeneration and energy flow, principle of substance accretion and environmental capability, and principle of sustainable output and ecological position.

Producing vast production and waste while lacking cyclic regeneration capability;

产生大量产品和废物，缺乏循环再生能力；

The presented algorithm introduces four kinds of rigid body reducing mode which solves the cyclic constraint problems effectively.

该算法通过引入四种刚体规约模式，有效地解决了循环约束的问题。

The surface fatigue is induced by cyclic stress.

循环变化的接触应力产生的表面疲劳磨损机理。

Experimental study on shearing deformation behavior of saturated clay under cyclic stress

循环应力下饱和黏土剪切变形特性试验研究

Relationship of cyclic stress-strain and damage for low-cycle fatigue

低周循环应力&应变关系和损伤

Experimental investigation on the cyclic stress ─ strain characteristics of 0.35% carbon steel

35钢循环应力应变特性的实验研究

Study on Cyclic Stress Relaxation Mechanism of Elastic Material

弹性材料动态应力松弛机理的研究

Study on Cyclic Stress Strain Relation Under Tension Torsion Complex Loading

拉扭复合加载下循环应力应变关系的研究

Probability-based cyclic stress-strain curves and estimation method

概率循环应力&应变曲线及其估计方法

The yield of the cyclic condensation between OABA and monochloroacetone was 76.7%.

OABA与氯丙酮的环合，收率达76.7%。

Cyclic condensation of Diphenylacetylene under the influence of organo-chromium compound

二苯基乙炔在有机络作用下的环化缩合

Discovery of cyclic stria on the surface of columnar joints in Cenozoic basalts in eastern Zhejiang and its significance

浙东新生代玄武岩柱状节理面旋回条纹（cyclic stria）的发现及其意义

Cyclic variations of surface structure in the human oviductal epithelium dur in g the menstrual cycle

人育龄期输卵管粘膜上皮表面结构周期性变化的扫描电镜观察

Observation of the cyclic alteration of surface morphology of BHK-21 cells by SEM

BHK-21细胞表面形态周期性变化的扫描电镜观察

Simulation of the cyclic voltammetry of surface modified electrodes

表面修饰电极循环伏安过程的模拟计算

Through a series of dynamic triaxial tests, the failure stress condition on the maximum cyclic shear surface was discussed.

通过一系列的动三轴试验，探讨以应变为破坏标准的最大往返剪切作用面上的破坏应力条件。

The Failure Stress Condition on the Maximum Cyclic Shear Surface Associated with the Failure Stain Criterion of Flyash

粉煤灰最大往返剪切作用面上应变破坏标准的应力条件

A theoretical analysis is made of the transmission characteristics of the cyclic surface temperature variations in the cylinder head.

从理论上分析了周期性温度波在缸盖内的传播特性。

Study on cumulative damage behavior of concrete under uniaxial cyclic load

混凝土的单轴抗压疲劳损伤累积性能研究

In this paper, the design method of the cyclic load testing process control is discussed.

本文探讨了周期性反复荷载试验过程控制软件设计方法。