1) American wire gage(AWG),Grown and Sharp gage(B and S gage)
美国线规
2) United States
美国
1.
The Analysis and Consideration of the Remediation and Prevention System of the Soil Contamination in the United States;
美国的土壤污染防治体系分析与思考
2.
Medical research education of undergraduate students in medical school in United States;
美国医学院校本科生科研教育现状
3) USA
美国
1.
Underground Injection and Control of Industry Waste Liquid in USA;
美国工业废液地下灌注与控制技术介绍
2.
The Disposing of Green Waste in USA and the Inspiration for Its Utilization in China;
美国园林废弃物的处置及对我国的启示
3.
Endangered Species Protection Regime in USA and its Inspiration to China;
美国濒危物种保护制度及其对我国的启示
4) American
美国
1.
American Drug Manufacturing Science and Its Implication for Good Manufacturing Practice of Drugs in China;
美国药品生产科学及对我国药品生产质量管理的启示
2.
How to Develop Chinese Woodworking Machinery in order to Join in the Competition of International Market Reference on the American Woodworking Machinery Prices;
从美国木工机械价格看中国木机国际市场的开发方向
3.
The Historical Development and Historical Experience of Hospital Social Work in American;
美国医院社会工作的历史发展过程与历史经验
5) the United States
美国
1.
Environmental Protection Standards for Surface Mining in the United States and Their Significance as Reference to China.;
美国露天采矿环境保护标准及其对我国的借鉴意义
2.
Comparative Analysis of the Superiority of China's Phosphate Rock and Development Strategies with that of the United States and Morocco;
中国、美国、摩洛哥磷矿资源优势及开发战略比较分析
3.
Discussion on the Environmental Impact Review System of the United States;
论美国环境影响评估体系
6) America
美国
1.
Mining Administrative Systems of America and Canada and Inspiration;
美国、加拿大矿业管理制度及启示
2.
A review of progress in research on water quality models in America;
美国水质模型研究进展综述
参考词条
补充资料：对角线规则
li与mg,be与al,b与si这三对元素在周期表中处于对角线位置：
li be b c
na mg al si
相应的两元素及其化合物的性质有许多相似之处。这种相似性称为对角线规则。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。