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- heavy copper multilayer PCB 厚铜箔多层板
- Specialize manufactured double sided and multilayer PCB from 1986. 简介:成立于1986年,是生产双面和多层印制板的专业公司。
- Interstitial Via Hole: An embedded through-hole with connection of two or more conductor layers in a multilayer PCB. 内的连接两个或以上导体层的镀通孔。
- Ground Plane: A conductive plane as a common ground reference in a multilayer PCB for current returns of the circuit elements and shielding. 中的公共接地参照的导电层,用做电流回路和屏蔽。
- Do you know which is heavier copper or silver? 你知道铜和银哪个重?
- The Desmear Technology of Thick Multilayer PCB PCB多层厚板的去钻污工艺
- Study of the Void PTH of the Multilayer PCB 多层印制板金属化孔镀层空洞研究
- ZHUHAI FOUNDER TECHNOLOGY MULTILAYER PCB CO., LTD 珠海方正科技多层电路板有限公司
- Sodium silicate churk of casting mould surface posible sending casting surface form inclusion.Alcoholbase bauxite coating to meet the needs of heavy copper casting surface quality. 铸型表面的水玻璃团块可使铸件表面形成夹杂缺陷,用铝钒土醇基快干涂料,可满足大型铜合金铸件对表面质量的要求。
- Acid, Cu, Cd are the main environmental pollution factors, the plant China Sumac has enrichment and translocation effects to copper, morbid in heavy copper polluted area, it is suit for the recovery. 野外调查、前人成果以及样品的化验分析表明酸、铜、镉等是德兴铜矿地区主要的环境污染因子,盐肤木对铜元素呈现一定的富集作用和很强的位移效应,是适合铜矿复垦的植被,在铜污染严重区出现病态。
- Quality Control Of The Project Datum Of The Multilayer PCB 多层印制板工程资料的质量控制
- The Application of Laser Drill in Multilayer PCB of Blind Via 激光钻孔在盲孔多层板的应用
- heavy copper cladding printed circuit board 厚铜箔印制板
- MS glass cloth for easy processing of microholes in multilayer PCB 适于多层印制电路板微细孔直径加工的MS玻璃布
- The Process Technology of the Microwave Multilayer PCB 微波多层板工艺技术
- Study on Dishing Problem of Copper Multilayer Interconnection in ULSI ULSI多层铜互连线的碟形坑问题研究
- He lugged a heavy handcart along. 他使劲拉走那笨重的手推车。
- He made manful efforts to move the heavy furniture. 他作出勇敢的努力搬动沉重的家具。
- She could only croak because of her heavy cold. 她因患重感冒只能用沙哑的声音说话。
- The chemical symbol for copper is "Cu". 铜的化学符号是Cu。