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1·The heat-affected zone and the metallographic structure are studied.

研究了热影响区宽度和金相结构。

2·Central crack for the welded plate was located in the fusion zone between welding seam and heat-affected zone.

焊接板的中心裂纹处于焊缝与热影响区之间的熔合区。

3·Metallurgical tests of cross-sectional weld samples indicate a minimal heat-affected zone that is identical to the parent metal.

剖焊样品的金相检验表明，成品的最小热影响区与母体金属完全相同。

4·In welding test of TCS stainless steel, it was found that impact absorbing energy of heat-affected zone (HAZ) near bond line in welded joint was low.

在TCS不锈钢前期焊接试验中发现其焊接接头热影响区的冲击吸收功值在熔合线附近较低，原因是接头热影响区晶粒粗大所致。

5·Femtosecond laser micromachining has many potential applications due to its advantages, such as limited heat-affected zone and more precision machining.

飞秒激光微加工具有热影响区小和加工精度高的特点，在激光微加工领域具有潜在的应用价值。

6·The results indicated that impact absorbed energy of heat-affected zone in welded joint of X70 pipeline steel were proportional with shearing area on the whole.

结果表明：X70管线钢焊接接头热影响区冲击试样的冲击功与断口剪切面积基本成线性比例关系，冲击功越高，剪切面积越大。

7·The shock stress wave and the stresses associated with cooling can also lead to plastic deformations, and their affected depth extends far beyond the heat-affected zone.

冷却过程的应力和冲击热应力也将导致材料发生塑性形变，其作用范围超过了热影响区。

8·Micro characteristic of cracks propagation research: the path of crack propagation in the heat-affected zone and weld metal is the mix of transgranular and intergranular.

裂纹扩展的微观特征研究：在热影响区与焊缝区的裂纹扩展均为沿晶与穿晶混合型。

9·Microstructure and mechanical properties changing rules of 2219 Al-alloy HAZ (heat-affected zone) with twin wire welding were studied using welding thermal simulation method.

采用焊接热模拟试验方法研究了2219铝合金双丝焊热影响区的微观结构和力学性能的变化规律。

10·The larger tension stress in the hydraulic turbine blades, grain coarsening in the heat-affected zone and the causticity of fluid medium are the major causes of cavitation erosion.

水轮机叶片有较大的工作应力、热影响区的晶粒粗大以及水介质的腐蚀性是产生机械腐蚀疲劳汽蚀的重要原因。