焊接面无氧化层比有氧化层效果好；
用微区成分分析方法研究了焊接面处与基体成分之间的差别。
The section of specimens was examined by optical microscopy and the composition of mi-cro-area at the welding seams and the matrix was analyzed and compared.
焊接面将也有锁紧力，这是因为不同的加热和冷却的循环以及结合面的变形。
Welded sections will also have locked-in stress owing to a combination of differential heating and cooling cycles as well as to changes in cross section.
本发明的技术方案，采用熔融焊料作为加热介质，对电路板焊接面上的焊点进 行加热；
The technic proposal of the invention adopts the melting welding material as the heating medium and heats the welding pots on the welding surface of the circuit board;
探讨一种新的固态焊接技术，即对待焊接面激光处理后，再在一定变形条件下实施固态压接。
A new solid state welding technique is discussed in this paper. It means that the materials will be joined at solid state under certain deformation conditions after the surfaces are quenched by laser.
这也从分形理论的角度证明了在超塑性固相焊接头的形成过程中，焊接面各微区的焊合状态是非均匀性的。
It is proved by fractal theory that the welded state of every micro zone at welded surface is uneven in the formation process of isothermal superplastic solid-state welding joint.
论述在焊接生产中，如何防止和减少焊接变形，并在焊缝长短、焊缝大小、焊接形式、焊接面大小、焊接方法方面加以探索。
This article discusses how to prevent and lessen welding distortion during welding producing from many aspect such as welding seam length and size, welding form, welding surface size, welding method.
在所有移植中，骨连接面发生软骨骨化，有效的“焊接”了他们。
In all grafting scenarios, endochondral ossification occurred at the graft-host junction, effectively "welding" the graft to the host bone.
在所有移植中，骨连接面发生软骨骨化，有效的“焊接”了他们。
In all grafting scenarios, endochondral ossification occurred at the graft-host junction, effectively "welding" the graft to the host bone.
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