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1)  evolution tendency of sand-dust storm
沙尘暴发展趋势
2)  development trend
发展趋势
1.
Research situation and development trends of flash butt welding;
闪光对焊技术研究现状及发展趋势
2.
On existing researching circumstance and development trend of ecologic concrete;
生态混凝土的研究现状与发展趋势
3.
Characteristics and development trend of heavy oil high pressure hydrocracking technologies;
重油高压加氢裂化技术的特点及发展趋势
3)  Development tendency
发展趋势
1.
The general condition of studying environmental bearing capacity in mine area and its development tendency;
矿区环境承载力研究现状及发展趋势
2.
Analysis on the development tendency of household textiles;
家用纺织品的发展趋势分析
3.
The present situation and development tendency of convenience food in our country;
我国方便食品的现状及发展趋势
4)  developing trend
发展趋势
1.
The concept,technological system and developing trends of Green Mining;
绿色开采的概念、技术体系与发展趋势
2.
Plastics instead of Glass: Developing Trend of Cosmetic Packing Market;
“以塑代玻璃”未来化妆品包装市场发展趋势
3.
The status quo for the control system of plastic injection machine and its developing trend;
注塑机控制系统的现状及发展趋势
5)  trend of development
发展趋势
1.
The trend of development of automation control in high-speed paper machine;
高速纸机自动化控制的发展趋势
2.
The research and development of alkaline battery separator paper and its trend of development;
碱性电池隔膜纸的研发及其发展趋势
3.
New technology and trend of development of automobile painting;
汽车涂装的新技术及发展趋势
6)  Developing tendency
发展趋势
1.
Current status and developing tendency of gold extraction;
黄金选冶技术现状及发展趋势
2.
Present Status and Developing Tendency of Mg Alloy Smelting Process;
镁合金的熔炼工艺现状及发展趋势
补充资料:沙尘暴也有益处
沙尘暴并非一无是处,它所携带的大量沙尘不仅使我国北方得以免受酸雨之苦,而且对韩日两国的酸雨也起到显著的抑制作用。

  近年频发的沙尘暴给人们的生活带来不小的影响,它不但危害我国的环境质量,而且波及韩国、日本等东亚地区。但科学家的研究表明,沙尘暴也并非一无是处,它所携带的大量沙尘可以起到抑制我国北方和韩日两国的酸雨的作用。中国科学院大气物理研究所的科学家说,来自亚洲内陆地区的沙尘含有碱性物质,可以中和大气中造成酸雨的酸性物质。专家运用数值模式,量化了沙尘输送对于东亚酸雨分布的影响,结果表明:沙尘及其土壤粒子的中和作用可使中国北方和日韩两国的降水酸性减小。
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