However, flexural strength cannot be determined for those materials that do not break or that do not fail in the outer surface of the test specimen within the 5.0 % strain limit of these test methods.
然而,对于那些应变极限在5.0%之内,但外表面不能被破坏或不能失效的产品,其抗弯强度是不能被确定的。
If you've ever taken antibiotics to get rid of an infection, you know it's important to complete the course of treatment-to limit the possibility that a resistant strain will arise.
如果你曾经使用抗生素治疗感染,会知道完成疗程很重要,目的是减少耐药菌株出现的可能性。
The plasticity analyses for stability problems is differentiated from the conventional limit equilibrium method by the former in consideration of the soil's stress-strain relationship.
土坡稳定问题的塑性极限分析法与惯用的极限平衡分析法不同的是它考虑了土的应力——应变关系,属土坡稳定分析的新技术。
The forming limitation of two sheets were measured by using Automated Strain Analysis and Measurement Environment (ASAME) and the compact forming limit belts were obtained.
利用自动测试分析系统(ASAME)测量两种薄钢板的成形极限,得到分布较紧密的成形极限带。
It is shown that the change of loading strain path will affect the forming limit curve.
试验结果表明:加载应变路径的变化会影响成形极限曲线的高低。
In numerical simulation minimum thickness was taken as forming limit criterion. The research on the relation between minimum thickness and strain paths was carried out.
在数值模拟中应用最小厚度作为成形极限判据,研究最小厚度值与应变路径的关系。
On the basis of test data, this paper gives the probability distributions of the limit tensile strain of large full graded samples and small wet screened ones.
根据实测资料,给出了全级配混凝土大试件和与其对应湿筛后混凝土小试件拉伸极限应变的概型分布;
From this, the Limit of strain rate and strain of superplasticity can be given, and this is useful for practice of deformation with superplasticity.
由此可以给出超塑性变形时应变和应变速率区的限度,有益于指导实际的超塑性成型。
The result shows that the FLSD under different strain paths are almost the same curve according to the same instability theory and it's more convenient to use FLSD as the criterion of forming limit.
结果表明,对于同一失稳准则,在不同加载应变路径下FLSD几乎为同一条曲线,FLSD作为复杂加载路径板料成形极限判据更加方便。
The strain yield locus of the stress yield criterion was advanced and the strain ellipse method for calculating the limit bulging coefficient was given.
提出应力屈服条件的应变屈服轨迹,给出了复合胀形极限成形系数的解法;
Uniaxial prestrain will obviously improve the forming limit on positive strain ratio zone, while it has little effect on negative strain ratio zone.
单拉预应变路径将显著提高正应变比区的成形极限,而对负应变比区的成形极限影响不大。
Plastic limit load of viscoplastic thick-walled cylinder and spherical shell subjected to internal pressure is investigated analytically using a strain gradient plasticity theory.
基于应变梯度塑性理论,分析了内压作用下厚壁圆筒和球壳的塑性极限荷载。
Equiaxial prestrain will obviously decrease the forming limit on positive strain ratio zone, while it slightly improves the forming limit on negative strain ratio zone.
等双拉预应变将明显降低正应变比区的成形极限,对负应变比区的成形极限有所提高。
When the tensile strain reaches the limit load, the force of tension suddenly becomes very small, because clusters structures change.
当拉伸应变达到承载极限,继续拉伸,力突然变的很小,这是因为团簇发生了结构变化。
The tangent stiffness matrix is obtained from the engineering strain and the principle for determining the limit point and bifurcation point is given.
由工程应变推导出几何非线性的切线刚度矩阵,并给出判断分歧点与极限点的准则,最后用一数值例题说明该方法的分析过程。
In this paper the limit strain criterion is used as a limit state function and an improved JC method is used to calculate the reliability index of the stability of the tunnel.
采用极限应变准则作为极限状态方程,运用改进的JC方法分析了地下隧洞稳定的可靠度。
The result of strain testing reveals that under the condition of normal processing even if the limit operating condition, the procreant strain is close to zero.
从应变测试的结果可以看出,加工中心在正常加工时,即便是处在极限工况下,立柱产生的应变也接近于零。
This paper analysises technical reason of sandwich FRP water tank failure. The design of FRP vessels can't only according to material strength, must adopt the criterion of limit strain.
本文通过分析FRP夹层结构水箱失效技术原因,阐明设计FRP容器不能仅按材料强度,而必须采用限定应变准则。
This device is free of the limit to the strain amount of the cable, with simple structure, reliable control and satisfactory synchronism. It will find wide application.
该装置不受电缆张力大小的限制,结构简单,控制可靠,可获得满意的同步性,并可推广应用。
Its efficiency was demonstrated by computing the limit load factor and the collapse state for some plane stress and plain strain problems.
通过计算平面应力和平面应变问题的极限荷载因子和相应的坍塌机构,验证了算法的有效性。
If the strain exceeds the tolerable limit, the Si-O-Si linkage can break easily at high temperature and lead to the creation of positive and negative charges on silicon and oxygen atoms, respectively.
如果张力超过耐受极限,硅氧烷键就很易在高温下发生断裂并在硅和氧原子上分别形成正负电荷。
The strain of a vegetation system can be rehabilitated by the ability of self-organization at the light disturbance which is under the elastic limit.
在弹性极限以下的轻度干扰,植被系统受力后产生的应变可以通过植被本身的自组织能力得以自我修复;
Used the maximum strain-energy theory and strength limit analytic method to check the important part such as sleeve, end-plate, etc.
运用最大应变能理论和强度极限分析法,对简体、端板等重要部件进行了强度校核。
Abrasion and mechanical properties test of concrete have shown that the degree of abrasion dependent on initial abrasion ratio, flexural strength and limit strain.
从混凝土磨蚀和力学性能试验得知,水工混凝土的磨蚀程度依赖于混凝土的初始磨损率,抗拉强度和极限拉伸变形值。
Under the instantaneous strain and yield limit calculated, judgement rule about viscoelastic and viscoplastic is established.
通过计算瞬时应变的大小与屈服限建立粘弹性变形和粘塑性变形的判断准则。
Transient creep limit is a power function of steady state creep strain rate.
初始蠕变极限可以表示成稳态蠕变率的函数。
Strain-based FLD is strongly affected by the strain path and has brought much inconvenience to the study of forming limit under complex strain paths.
因极限应变构成的FLD受应变路径的影响很大,在研究复杂应变路径的成形极限问题时带来极大不便。
By analyzing the real stress - strain curve with theory of plastic instability and using this testing method, another form of the forming limit diagram has been found.
在利用共稳理论对实际应力应变曲线进行分析的同时,得出了求作板材成形极限图的新方法。
In simple tension experiment, the stress-strain relationship submits Hook's law within the limit of proportionality.
摘要单向拉伸试验中,在比例极限内,应力应变关系服从胡克定律。
In simple tension experiment, the stress-strain relationship submits Hook's law within the limit of proportionality.
摘要单向拉伸试验中,在比例极限内,应力应变关系服从胡克定律。
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