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The big size anvil used wax as plasticizer at dewaxing. The main dewax stage from 270℃ to 400℃. Have gas release summit between 400℃ and 750℃. Setting up rational process date at dewax stage can prevent cemented carbide crack. But the crack will appear and impair the quality of products when the microcrack flaw inner compact.

石蜡工艺大制品顶锤在脱蜡阶段，270℃-400℃为成型剂石蜡的主要脱除阶段，400℃-750℃时有气体释放高峰状态，在脱蜡预烧阶段设置合理工艺参数可以防止合金裂纹，但压坯本身若存在微裂纹缺陷，必然会显露出来影响产品质量。

It was used to crack down on the Communist Party and other left-wing forces in Malaya originally, but since the 1970s, its function became serious dissimilatory. It was gradually turned into the law pretext for the government and potentate to crack down on the political oppositions inside system, different forces of the party and social civil rights movements, and control the news media.

该法原本是马来西亚政府打击马来亚共产党等左派势力的重要手段，但从20世纪70年代末开始其功能发生严重异化，逐渐成为政府与当权者打击体制内反对派乃至执政党巫统内部不同势力及社会民权运动人士、控制新闻媒体的法律借口。

If using humidly hardener, the surface can be humid, but there should not be any panice. b the surface should be fastness, compact and smooth, without any sand streak, floppy shell, crack, comb,bug holes. Using light blasting spray to clean the unevenness and incompact raffle, and getting the appropriate roughness, filling the crack with HF61-30 mixed with fine sand. C the surface must be clean, and have no oil stain.

如采用湿固化涂装，则表面可潮湿但不能有浮水。b水泥表面应坚固、密实、平整，不能有起砂、起壳、裂缝和蜂窝麻面等现象，可采用轻喷砂法除去水泥面上的不平整和不结实的杂物，并使其具有一定的粗糙度，对裂缝可使用HF61-30添加适量细砂填补。c表面必须清洁，须除去表面油污。

In this paper, the 3-D finite element relocating mesh method is used to calculate the temperature field and the thermal creep stress field of spillway dam and mid level outlet dam in certain roller compacted concrete gravity dam, sensitivity analysis have been down with different parameters, such as placing temperature, the location of cooling pipe, cooling temperature, time for water supply, ascended-layer of concrete, intermissive time and different placing time, and the commendatory construction scheme have been put forward in such analysis; according by the test result on the two scheme of concrete aggregate combination (basalt as coarse aggregate and limestone as fine aggregate, basalt as coarse aggregate and basalt as fine aggregate), simulation analysis on temperature field and thermal creep stress field of the commendatory construction scheme have been down, and analysis have also been down on temperature field and thermal stress field of the two different aggregate combination, the result indicates that the spillway dam and mid level outlet dam which adopted these two aggregate combination can both satisfy the require of design crack resistance in concrete, furthermore limestone as fine is better than basalt as fine aggregate; the effect of summer water storage and winter water storage on the temperature field and thermal stress field have been analyzed, comparing with winter water storage, in summer water storage scheme the maximum tensile stress at abnormal concrete in upstream fill is decreased by 0.1～0.3MPa and there are no evidence change of the maximum tensile stress at other parts, which indicate that summer water storage is avail for the crack resistance of upstream fill; according to the simulation calculating result and comparing temperature simulation calculating results and temperature controlling measures of some similarity projects both completed and construction, synthesis appraise have been carried to the design temperature controlling measures of dam, and the temperature controlling measures of this project have been brought forward, all these have great reference value on the design of temperature controlling measures and the optimization of the construction scheme.

本文采用三维有限元浮动网格法仿真计算程序，对某碾压混凝土重力坝的溢流坝段和中孔坝段分别进行了三维有限元温度场和温度徐变应力仿真计算分析，对浇筑温度、冷却水管的布置方式、冷却水温、通水时间、浇筑升程和间歇时间、不同开始浇筑日期等参数进行了敏感性分析，在此基础上提出了推荐的施工方案；根据两种骨料方案(玄武岩粗骨料+灰岩细骨料方案；玄武岩粗骨料+玄武岩细骨料方案)的混凝土性能试验研究成果，对推荐的施工方案进行了温度场和温度徐变应力仿真计算，并对比分析了两种不同骨料情况下的温度场和温度应力，结果表明溢流坝段及中孔坝段采用上述两种骨料均能满足混凝土的抗裂设计要求，且灰岩细骨料优于玄武岩细骨料；计算分析了夏季蓄水和冬季蓄水对坝体温度场和温度应力的影响，夏季蓄水方案与冬季蓄水方案相比，坝体上游变态混凝土区域最大拉应力小0.1～0.3MPa，其他部位最大拉应力无明显变化，夏季蓄水对坝体上游面混凝土的抗裂有利；根据仿真计算成果并通过比较国内一些已建和在建的类似工程的温度仿真计算成果及采取的温控措施，对大坝的设计温控措施进行了综合评价，并提出了该工程的温控措施，对温控设计和优化施工方案具有重要参考价值。

The tensile deformation ahead of the crack tip makes the lathy packet turn toward the direction being beneficial to crack tip passivation and to toughness.

在裂尖前的拉伸变形使α＇板条堆转动，板条界趋于与裂尖前进方向垂直，利于裂尖钝化和冲击韧性。

Consequently,the model obviates the needs for fitting and reducesthe arbitrariness to minimum,if the law of crack growth in mesoscopic level,i.e.,theR curve,is known.Naturally,the model relates the macrostructural response of thesolid with its mesotructure(the density,size and orientation of the crack).

如果细观微裂纹扩展阻力，即R曲线已知，无需再在演化规律中引入大量的经验参数，即可自然地建立起材料的细观结构(微裂纹尺寸，密度和方位)演化与材料的宏观响应的联系。

Starting with the toughening of ceramics, the subcritical crack growth model on monotonical loads was set up for the first time, and the V—K curves in the subcritical crack growth process and the effects on them were obtained by use of computer simulation.

首次从材料增韧入手，建立了单向载荷形式下亚临界裂纹扩展模型，并利用计算机数值计算获得裂纹扩展过程中V—K曲线及其影响因素，由此对多晶陶瓷材料疲劳现象的本质进行了分析。

According to the need in evaluation of the crack in structure, the author of this paper developed a new system based of photoelastic mechanics and digital image proccessing , which is specialy used to measure the length and width of crack.

本文针对工程结构开裂评估的需求，运用光测力学原理与近年间迅速发展起来的图像处理新技术，研究开发了一套&像素法&裂纹长度和宽度参数测定的新系统。

The fracture reasons of high strength PC steel wire are analyzed, it's considered that center segregation, central cavitation, poriness and inclusion are the metallurgical reasons which lead to the facture of PC steel wire and in the rolling process, differential coping quality, microcrack caused by surface defect, abnormal microstructure caused by burnt and improper cooling velocity, the ears on the head of the wire, overlapping of the wire rod itself are the main reasons which lead to the facture of PC steel wire. At the same time, inappropriate pickling, differential phosphorization quality, the bad heat treatment quality, the generation of crack in the improper drawing and transverse crack caused by abnormal laying of the drawing die are also the reasons of the cracking of PC wire.

对高强度PC钢丝断裂原因进行了分析，认为连铸坯的中心偏析、中心缩孔、疏松和夹杂是导致PC钢丝断裂的冶金原因；轧制过程中，较差的修磨质量、表面缺陷导致的微裂纹，过烧以及不适当的冷却速度导致的非正常显微组织，盘条头部的耳子、盘条本身折叠是导致PC钢丝断裂的主要原因；同时，不恰当的酸洗、较差的磷化及热处理质量、不适当拉丝裂纹的产生、拉拔模具安放不正导致的横裂也是PC钢丝断裂的原因。

It is known that the fatigue crack propagation rate is decidedby the stress-strain state of the crack tip at that time. According tolinear elastic Paris relation, this paper has suggested the three-point bendspecimen in which, from linear elastic to overall yielding ragions,da/dNis represented by the retation:da/dN=C_1~r.

由于疲劳裂纹扩展速率/决定于当时裂纹顶端附近的应力应变状态，本文根据线弹性范围内的Paris关系，提出三点弯曲试样在线弹性至全屈服范围内，/应服从下述关系：/=C_1~r。

"Yes, now you can give yourself airs," she said, you have got what you wanted.

"对了，您现在高兴了，"她说道，这是您所期待的。

Then the LORD said to me: Rebel Israel is inwardly more just than traitorous Judah.

上主于是对我说：＂失节的以色列比失信的犹大，更显得正义。