Surfaces to be welded or thermally cut shall be cleaned of all foreign material such as grease, oil, dirt, scale, slag and paint that would be detrimental to either the weld or base material.
需焊接或热切割的表面应排除所有可能会损坏焊材或母材的杂物，如脂、油、灰尘、水垢、熔渣和油漆等。
Further cushioning is provided by the base material, which is usually made of expanded polyethylene-the same foamy stuff used in cars to provide shock-absorbent surfaces for dashboards and bumpers.
底部的材料通常是由拉伸的聚乙烯材料制成，可以起到进一步的缓冲作用。这种材料和在汽车仪表盘和保险杠表面的吸能泡沫材料属于同一种材质。
It is easiest to see this in the craftsman who lovingly shapes some base material into an object that may be either useful or beautiful or both.
这一点在手工艺人身上最容易见到。他充满感情地把原材料变成一件实用、美观或两者兼备的手工艺品。
It widens the road base material range and makes full use of the waste material of red mud.
这不仅可拓宽道路基层材料的应用范围，而且可使赤泥变废为宝。
Here is base material setup and render.
下图是基础材质设置和渲染。
Pure Copper base material ensures excellent heat dissipation.
纯铜基底确保散热效果。
An interior cleaning implement has a dry fibrous base material.
本发明涉及一种具有干的纤维状基材的清洁工具。
The machine is very efficient in heating, pressing, cooling the base material.
这台机器在加热、压制、冷却原材料方面效率很高。
Even some low grade pavements also use the semi-rigid base material as the base.
甚至有些低级路面也采用半刚性材料做基层。
Polymethyl methacrylate is the most frequently used denture base material in clinic.
聚甲基丙烯酸甲酯是临床上最常用的义齿基托材料。
The splitting experiment is one way to test the tensile strength of semi-rigid base material.
劈裂试验是检测半刚性基层材料抗拉强度的一种方法。
The invention relates to a vacuum suction casting process for making composite Al-base material.
本发明涉及一种制造铝基复合材料的熔塞法真空吸铸工艺。
This has some significance for the selection of base material mixture composition and proportion.
该研究结果对合理选择基材混合物的组成及使用比例有重要意义。
This paper describes a test study method of mat base material mix for asphalt concrete core wall.
介绍沥青混凝土心墙基座垫层料配合比的试验研究方法。
Note: the hydrophilic coating base material is executed by the aluminium foil used for air conditions.
说明：亲水涂层铝箔的基材按空调器用铝箔执行。
Seam surface defect after grinding or thickness is lower than base material after mechanical treatment.
打磨焊缝表面缺陷或机械损伤后的厚度小于母材的厚度。
Objective: to investigate the relationship between denture stomatitis and removable denture base material.
目的：调查可摘义齿基托材料与义齿性口炎的关系。
The study result is of some significance for selection of base material mixture composition and proportion.
其结果对合理选择基材混合物的组成及使用比例有重要意义。
OBJECTIVE: To optimize base material compositions and preparation technology for compound ciprofloxacin gel.
目的：优选复方环丙沙星凝胶基质组成及制备工艺。
The milk flavor base material produced by enzymatic method in this thesis has been applied to industrial use.
本论文通过生物酶解奶油制备得到优质的奶香精基料，研究成果已应用到工业生产中。
Mainly used in flammable base material, wood, chipboard, cardboard and products of base material fire protection.
主要应用于可燃基材、木材、纤维板、纸板及其制品等基材的防火保护。
According to this, the paper puts forward a kind of new permeable base material, which is called porous concrete.
对此，本文研究一种新型的多孔混凝土排水基层材料。
A first layer of nanostructured support elements is formed by depositing a base material on a substrate and annealing.
纳米结构化支承元件的第一层通过将一种基底材料沉积到基底并进行退火而形成。
The strength and modulus of semi-rigid base material increase with age, so the reflection of base varies with age too.
半刚性基层材料的强度与模量随龄期增长，基层弯沉值也随着龄期变化。
The paper describes how to manufacture light insulation cap by using thick wall hollow micro ball as the base material.
论述以厚壁空心微珠为基质，研制轻质保温帽。
Objective to explore a new method to restore posterior teeth with elastic base material combining casting metal frameworks.
目的将弹性基托材料与铸造金属支架结合，探索一种新的修复后牙的方法。
Is a professional engaged in the electronic base material of the development, production and sales of high-tech enterprises.
是专业从事电子基础材料的研制、生产及销售的高新技术企业。
The welding parameters of base plate and clad plate refer to those of the same base material and clad material respectively.
基层的焊接工艺参数按同种基层材料焊接的工艺参数确定。
The controlled-release character and formulation of degradable materials with starch used as the base material were studied.
主要研究以淀粉为基材的降解材料的配方及其缓释性质。
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