无裂缝

连续刚构桥墩顶箱梁无裂缝施工

Flawless Construction of Pier Table Box Beams of Continuous Rigid Frame Bridges

SEM结果显示，所制备的薄膜致密、均匀、光滑且无裂缝。

SEM showed that the films were compact , uniform , smooth and crack-free .

检查外筒看有无裂缝或腐蚀

Inspect outer tub for cracks or corrosion

近代建筑材料的研究认为，建筑物的裂缝是不可避免的，有裂缝是绝对的，无裂缝是相对的。

The result of modern building materials research showed that the cracks in construction are inevitable .

浅谈大块体混凝土基础无裂缝控制

Cracking control of massive concrete foundation

软管：检查散热器、冷却、供热和真空等软管有无裂缝和膨胀处。

HOSES : Check radiator , cooling , heating and vacuum hoses for cracks and bulges .

用粉煤灰中砂碎石水泥配制大体积无裂缝砼的研究

Study on the manufacturing no-Crevices in lage Volume Concrete with Fly-Ash , Medium sand , Crushed stone and Cement

然后检查光能量泡构造坚固以及无裂缝和裂纹线而如果它是坚固的然后做得不错的话。

Then check that the light energy bubble is solid in construction and free of cracks and lines and if it is solid then well done .

采用了三种简化的裂缝处理方案，并针对每一种方案比较了有裂缝结构和无裂缝结构的动态特性。

Two simplified schemes for modeling the cracks were adopted and the dynamic characteristics of the structure having different types of crack distribution are compared with those without crack .

在偏荷载作用下，含表面裂缝的路面结构裂缝尖端的应力以及路表弯沉较无裂缝结构有很大的增长。

Under offset load , the stresses around the crack tip and the surface deflection in the pavement with cracks have a great increase compared with that without cracks .

综述了铜在芯片微刻槽中电沉积填充的过程、机理，并着重讨论了实现无裂缝和无空洞理想填充的主要因素&镀液的组成和添加剂的影响。

The procedure and mechanism of copper filling in the trench of the chip are reviewed , the effect of electrolyte components and additives on super filling are discussed .

本文用伪谱法模拟了弹性波在具有一个平直界面的介质&一部分是无裂缝岩石，另一部分是含有固定方向排列裂纹的这种岩石中的传播。

The paper simulated the propagation of elastic wave in a medium with horizontal interface by pseudo spectral method ( PSM ) . The medium consists of two parts : one part is rock without fracture , the other part is rock with fracture aligned along fixed direction .

探讨了两种GFRP布加固方式和有无初始裂缝对墙体抗震加固效果的影响。

The parameters considered in the analysis are GFRP strengthening modes and initial cracks .

本文给出了拟径向流阶段视表皮系数Sa与无量纲裂缝导流系数FCD、裂缝表皮系数Sf之间的关系曲线，提出了将上述两个模型解结合起来的途径。

This paper presents the curves among apparent skin factor Sa of pseudo radial flow , dimensionless flow , dimensionless fracture conductivity FCD and fracture skin factor Sf , and introduces a way to integrate two models .

裂缝参数分析结果表明，对于渗透率大于1×10-3μm2的地层，常规压裂所获得的无因次裂缝导流能力普遍偏小，没有发挥裂缝应有的导流作用，影响了压裂效果。

The study on analysis of fracture parameters indicated that the dimensionless fracture conductivity resulted from conventional fracturing is generally too low when formation permeability is more than 1 × 10 - 3 μ m 2 , thus the effect of fracture to production stimulation is limited .

采用数值方法分别对有、无初始裂缝的混凝土三点弯曲梁的裂缝开展进行了数值模拟，验证了D-K模型数值求解的可行性和有效性，分析了初始缝高比对失稳断裂韧度KIC的影响。

The crack growth process of three-point bending concrete beams with and without original cracks was simulated using numerical methods . And then the feasibility and validity of numerical solving method with D-K model were verified .

电子探针观察可见，4个实验组金属与瓷紧密接触，均无明显裂缝。

Observed with EMPA , metal and ceramic were closely contact , no significant fracture .

经破碎的产品呈立方体，针片状含量低，无内裂缝。

The product after breaking is with the cubic shape , low content of needle-like particles , and without inner crack .

在给定裂缝长度分布函数的前提下，推导出了有量纲裂缝密度（d）与无量纲裂缝密度（D，裂缝度）的解析关系。

We derived analytical solutions for converting dimensional density ( d ) to non - dimensional densities ( D ) assuming that fracture length distribution follows an exponential law .

节段式梁的裂缝主要集中在接缝位置、无斜裂缝，接缝位置的塑性变形使内力重分布更充分。

In addition , for the segmental beams , cracks are concentrated near the joints and no oblique cracks are detected , the internal force distribution is more sufficient due to plastic deflections at the joints .

根据结构特点设置大十字形后浇带分区施工，采用适量聚丙烯纤维改善混凝土的微观结构以提高混凝土的综合性能，确保地下室曲面墙体一次连续浇筑198m长无可见裂缝。

By setting big cross post-casting strap and mixing proper polypropylene fibre into the concrete to improve the concrete comprehensive performances , the concrete of basement curve wall was poured for 198 meters long for once which is no obvious cracking .

测试结果表明无纵向承载裂缝出现时，FBG传感器测得相应位置的应变值。

The results of the test show that when no longitudinal cracks occur , the strain values at corresponding locations are measured by the FBG sensors .

对已成面板进行详细的检查，面板无贯穿性裂缝。

Detailed check showed that there were no penetrating cracks on deck .

观测结果：无起泡，裂缝或任何表面变形。

Observation : No blisters , no cracks nor any surface deformations were observed on the work surface .

地下工程变形缝粘贴式卷材止水带防水新技术观测结果：无起泡，裂缝或任何表面变形。

Bonded type membrane waterstop strip for underground movement joint Observation : No blisters , no cracks nor any surface deformations were observed on the work surface .

双块式无砟轨道混凝土裂缝计算公式研究

Study on Calculation Formulas of Concrete Crack in Double-Block Ballastless Track

根据本文的理论分析提出了无贯穿性收缩裂缝的设计准则及相应的工程措施。

No-through shrinkage crack design criteria , together with corresponding engineering practices are also recommended according to the theoretical analysis .