通常认为,影响温度试验效果的要素有温度、停留时间、温变率等。
Generally we considered the affection elements of the temperature test results, is the temperature, holding time, temperature change rate and so on.
方法:将小鼠骨髓细胞染色体畸变率和微核率作为观察指标,来评价沙棘等蔬菜水果的预防治疗效果。
Methods: the mice's sternum marrow cell chromosome aberration and micronucleus rate were adopted as observation indexes to evaluate their preventive and curative effects.
该本构模型全面考虑了压力、应力第三不变量、变形的硬化和软化、应变率强化以及拉伸损伤等各个影响因素。
The main factors such as pressure, the third invariant of stress tensor, strain hardening and softening, stain rate and tensile damage have been taken into account in the constitutive model.
还讨论了材料各向异性、应变率敏感性、不均匀性及其幅度、惯性等因素对塑性失稳的影响。
The effects of anisotropy, strain rate sensitivity, imperfection and its amplitude and inertia on plastic instability are discussed.
高应变率下岩石的动态本构关系和力学特性,目前主要是利用SHPB装置等来获得。
Split Hopkinson Pressure Bar (SHPB) has been used to study the constitutive and mechanical properties of rocks under high strain rates.
分析温度、应力(应变)和慢应变率等因素对极化曲线的影响,并讨论温度、应力和慢应变率对管道钢发生应力腐蚀开裂的驱动作用。
Effects of temperatures, stresses and slow strain rates on the polarization curves and the contributions of these factors to stress corrosion cracking (SCC) were also analyzed.
设计的锥板粘度计由产生不同切变率的机械传动装置、放置血样的试样杯和锥板等装置组成。
The viscometer was composed of mechanical rotating parts creating different shear rate, a sample cup and a cone plank.
该方案能在80 ~ 265V宽输入电压范围内得到稳定直流电压输出,具有效率高、总谐波畸变率低、功率因数接近为1等特点。
It can achieve a fixed output of DC voltage in the universal input range of ac 80 ~ 265 V. It owns the advantages of high efficiency, low total harmonic distortion, PF near to 1.
目的:探讨沙棘等蔬菜水果对环磷酰胺诱发小鼠骨髓细胞突变率的影响。
Objective: To investigate the influence on mice marrow cells mutation rate induced by cyclophosphamide with sea-buckthorn and vegetables and fruits.
实验项目有等应变率拉伸、等应力蠕变和控制应变幅的等应变率塑性循环。
The experimental items of the tests are tension of constant strain rate, creep at constant stress, and strain controlled low cycle fatigue of constant strain rate.
泡孔尺寸不仅影响着材料的屈服强度和塑性模量等,还影响着材料的应变率敏感性。
Cell-size has a significant effect not only on the crushing stress and plastic modulus of aluminum foam, but also on the strain-rate sensitivity of material of this kind.
对系统的转换效率、畸变率等各项指标的测试结果表明,本光伏并网模拟装置是比较稳定可靠的。
The result of the tests including indexes such as conversion efficiency and aberration rate shows the stability and reliability of this grid-connected photovoltaic simulator.
利用分数阶微积分理论提出等应变率加载情况下的软土应力—应变关系。关系式显示应力—应变之间呈乘幂函数关系。
On the basis of the fractional calculus operator theory, the stress-strain relation of soft soil under the condition of loading with constant strain rate is proposed.
分析温度、应力(应变)和慢应变率等因素对极化曲线的影响,并讨论温度、应力和慢应变率对管道钢发生应力腐蚀开裂的驱动作用。
The stress corrosion cracking(SCC)behavior of X70 steel welded joint was investigated in a near-neutral pH solution by fluctuant slow strain rate test(F-SSRT).
分析温度、应力(应变)和慢应变率等因素对极化曲线的影响,并讨论温度、应力和慢应变率对管道钢发生应力腐蚀开裂的驱动作用。
The stress corrosion cracking(SCC)behavior of X70 steel welded joint was investigated in a near-neutral pH solution by fluctuant slow strain rate test(F-SSRT).
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