This zone has the features of poor property, poor communication and low energy, and pressure is not affected by water injection well.

其特点是物性差、连通性差、能量小和压力不受注水井影响。

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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。

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Due to the advantage of high energy density, low heat affected zone, low shape distortion of components, high welding speed, the research of the laser welding is the focus of the laser process.

激光焊接技术由于其能量密度高、热影响区小、焊接变形小、焊接速度高等众多优点，一直是激光加工方面的研究热点。

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