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- The demands on the broad ion sources for material modification are described. The kaufman gas ion sources and the Electron beam evaporation metal ion source (EBE) of high current are emphasised. The RF, ECR, as well as MEVVA sources are also introduced. 本文叙述了对材料表面改性的宽束离子源的要求，重点介绍了考夫曼型气体离子源及电子束蒸发强流金属离子源，也介绍了RF、ECR离子源及MEVVA源。
- The use of dielectric barrier discharge(DBD) for surface modification of insulating materials is the main research topics in the field of plasma and material modification. 介质阻挡放电(DBD)用于绝缘材料表面改性是当前等离子体和材料改性领域的热点研究问题之一。
- The Microwave Plasma Source Used in Large Area Material Modification 用于大面积材料表面改性研究的微波等离子体源
- The material is flawed throughout. 这种材料到处是裂缝。
- He insists the condition to use the best material. 他坚持以使用最好的材料为条件。
- That material surpasses all others in fineness. 那种材料精良超过其他所有材料。
- The problem is how we are to get the raw material. 问题是我们怎样得到原材料。
- Jim is going to get material for a new book. 吉姆正打算为一部新书准备材料。
- The storm did a great deal of material damage. 暴风雨造成了大量物质损失。
- Radioactive ray is material thing. 放射线是实际的物质。
- The presentation of the material was untidy. 所提交的资料缺乏条理。
- He covered the cushion with new material. 他给靠垫蒙上了新的料子。
- Uniformity test on the application of special material modification for PVC drop irrigation tape 均匀试验在PVC滴灌带专用料改性中的应用
- Is the material single width or double width? 这幅料子是单幅的还是双幅的？
- She's collecting material for a newspaper article. 她正在搜集素材在报纸上发表文章。
- The machine snarled the material up. 机器把材料搅在一起了。
- Made up of loosely cemented heterogeneous material. 成团的由不同特质经松散粘和而成的
- Numerical simulation of supersonic jet field in cold spray technique for material modification 冷喷涂材料改性研究中超音速冲击射流流场数值分析
- This material is impervious to rainwater. 这种材料防雨。
- I have no enough material in hand at present. 目前我手头没有足够的资料。
