(4) 执行底道(root pass) 及表面 ( final pass )共两道之焊接程序，以及分 别对底道 及表面 焊道执行液渗非破坏检测，检测合格后拆除焊 机。
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可及表面 accessible surface
处理及表面状况 Finish & Surface
触及表面 scratch the surface ; skim the surface
油漆及表面涂层 Paint and surface coatings
材料及表面处理 Material and Surface Performance ; Material and surface plating
型及表面温度感测 surface probe
溶剂可及表面 Solvent Accessible Surface
及表面通透性 permeability surface ; permeability surface area product
及表面不对称指数 Surface asymmetry index ; SAI
本文对生物材料与细胞相互作用及表面修饰的技术方法进行了介绍。
This paper introduces the interaction between biomaterials and cells and several surface modification methods for biomaterials.
提高了产品立体感、增强了产品颜色的多样化及表面防火、防水、耐磨等特点。
Improve the product dimension, enhance the diversity of color and surface fire, water, wear and so on.
它的用途就是把凝固的混凝土从各种设备、工具、料斗和泵等水泥设备及表面去除。
Its purpose is to set the concrete from a variety of equipment, tools, hopper and cement equipment such as pump and surface to remove.
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