With this method, we can fabricate the MSF without the interstitial hole, and this will help to keep the cladding's structure, and enhance the stability of the fabrication.
通过控制间隙孔与毛细管中的气压差，可以制备出无间隙孔微结构光纤，并有助于保持包层孔的结构，大大提高了制备工艺的稳定性。
An introduction is made on the construction process of artificial hole pile including holing, wall protection, fabrication and installation of reinforcing cage, pile core concrete grouting etc.
介绍人工挖孔桩的成孔、护壁、钢筋笼制作和安装、桩芯混凝土浇灌等施工过程。
This article describes the in-field fabrication process of those steel structures, such as lining, shear, groove preparation, punching hole, bending, assembling and welding etc.
介绍了火电厂承重钢结构的现场加工制作、划线、剪切、坡口加工、打孔、弯制、拼装及焊接等工艺过程。
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