first of all, this article analyzes the population trend and the current situation of housing rental of a city.

low temperature fast firing of matte glaze made by green stock

低温快烧生料无光釉

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robyn: not necessar. . . sometimes it might be, but we have four different types of cyber-bullies.

罗宾：不一定……有的时候可能一样，但在网络暴力方面，我们可以分成四种情况。

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urethral injection of botulinum toxin a in the treatment of urge urinary incontinence due to detrusor hyperreflexia

经尿道注射肉毒素A治疗逼尿肌反射亢进所致急迫性尿失禁

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influence of decoupled assemble error on meshing trace for face- gear mating with involute helical pinion

非耦合安装误差对斜齿轮与面齿轮传动的啮合迹灵敏度研究

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symmetrical curve in polar coordinates system

在极坐标系中讨论对称问题

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curved surface and curve regarding symmetrical curved surface and symmetrical curve of point and plane

曲面与曲线分别关于点、平面的对称曲面和对称曲线

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strength analysis of rectangle-section symmetrical curve woods in bending and milling shape process

矩形截面对称板材弯曲成型和铣削成型的强度分析

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simulation study of effect of seat design parameters on occupant neck injury potential in low-speed rear impact

座椅设计参数对低速尾撞中乘员颈部伤害影响的仿真研究

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for a system with a fundamental natural period in the long-period range, maximum displacement governs the seismic design.

对于长周期结构，地震最大位移反应是结构抗震设计的控制因素。

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scanning electron microscopic observation of the vestibular membrane in cochlea of guineapig

豚鼠耳蜗前庭膜的扫描电镜观察

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experiment research and thermal calculation on the heat channel of double glass curtain wall under the solar radiation

太阳辐射作用下双层玻璃幕墙热通道的节能计算与实验研究

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study of coolant steam quality calculation in the heat channel of reactors

核反应堆加热流道含汽量计算研究

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design and test of elastic prevention device of snow removing machine

除雪机柔性避障装置设计与试验

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conventional surface structure survey methods such as weathering refraction shooting and uphole shooting are restricted to a certain point.

常规表层结构调查方法如小折射和微测井等，都是解决一个点上的问题。

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the study on the test of third-point flexural-tensile beams in static and dynamic loading indicates that with the loading rate increasing, the initial young's modulus of concrete increases by 8.5% and the ultimate flexural-tensile strength increases by 21.7%.

由三弯点梁静动态试验研究表明：随着加载速率的增大，混凝土的初始弹性模量提高8.5%，混凝土的极限弯拉强度提高21.7%；

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it is also proved by the flexural-tensile tests that the enhancement of steel fiber on the flexural-tensile strength of concrete cast by horizontal mode is larger than that of concrete cast by vertical mode.

对试件进行弯拉强度试验表明，钢纤维对卧式成型混凝土试件弯拉强度的增强作用大于对立式成型混凝土试件弯拉强度的增强作用。

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the fatigue rupture of the pavement slab was confirmed as the main destroy model, and the criteria that the fatigue loading stress induced by the repeated traveling is controlled not to exceed the flexural-tensile strength of the concrete was used to design the thickness of utw.

路面板的疲劳断裂是UTW路面的主要破坏模式，据此提出以控制行车荷载反复作用在板内所产生的荷载疲劳应力不大于混凝土弯拉强度作为路面板厚度设计的标准。

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selecting the approved products of steel fiber, made by the thin-plate shearing method, the standard prismatic specimen were cast by horizontal and vertical modes to study the distribution states of steel fiber and the flexural-tensile strength of steel fiber reinforced concrete.

选取国内定型生产的钢板剪切型钢纤维，研究标准棱柱体试件采用卧式和立式成型方法对混凝土中钢纤维分布形态和钢纤维混凝土弯拉强度的影响。

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in this paper, the flexural-tensile strength of layered steel fiber reinforced concrete was studied, and its reinforcement mechanism was analyzed briefly.

对层布式钢纤维混凝土的弯拉强度进行了试验研究，并对其增强机理做出了简要的分析。

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through the analysis, the compressive strength is no coherence with the splitting strength and the flexural-tensile strength.

通过分析，两种结构类型的抗拉或抗弯拉强度和抗压强度并不具有较好的相关性。

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