您要查找的是不是：
- The experiments for 5 typical underlying surfaces were carried out, that is, SBS, waterproof brick, cement road surface, permeable brick and grassplot by the artificial rainfall simulation system. 未用自制模拟降雨系统，对SBS、不透水地砖、水泥地面、透水砖和草地等典型下垫面进行了实验研究。
- artificial rainfall simulation tests 人工降雨模拟试验
- artificial rainfall simulation 人工模拟降雨
- CHEN W L,WANG Z L.The trial research on the behaviours of artificial rainfall by simulation[J].Bulletin of Soil and Water Conservation,1991,11(2):55-62. [1]陈文亮;王占礼.;人工模拟降雨特性的试验研究[J]
- artificial rainfall simulator 人工模拟降雨机
- According to the observation data and outcomes of artificial rainfall, based on the overland flow formulas established slope farmland runoff model. 摘要在野外模拟降雨的基础上，建立基于一维圣维南运动方程的黑土区坡耕地径流模型。
- Such people can take place of drought, water, artificial rainfall, reasonable irrigation, etc. 例如干旱的地方人们可以采取人工降雨，修建水里，合理灌溉等等。
- However, as preparations are under way, as well as larger Shaoyang weather will continue to maintain, in recent days the possibility of artificial rainfall is not great. 不过由于准备工作正在进行中，以及晴热少云的天气将继续维持，因此最近几天实施人工降雨的可能性还不大。
- It has been indicated that land exploitationhas affected the courses of nitrogen losses deeply from the data of rainfall simulation experiment in Xi Tiao Xi Catchment. 径流增加及积累径流量最大的是稻田,其它依次为桑园、竹林、草地和菜地;
- The paper analyzes the effect of three cultivation measures of contour cropping, manual excavation and manual hoeing to the reduction of run-off energy and erosion based on office artificial rainfall testing. 摘要在室内人工降雨试验的基础上，分析了等高耕作、人工掏挖和人工锄耕3项耕作措施对径流能量的削减作用和减蚀作用。
- Based on artificial rainfall,the courses of sediment yield were studied, at the same time, analyze influence of rainfall intensity, gradient and bulk densities to sediment yield amount. 在人工降雨实验模拟的基础上，对硬地面次降雨侵蚀产沙过程和影响硬地面侵蚀产沙的因素进行了初步探讨，为硬地面的侵蚀防治提供了科学依据。
- It is inappropriate to include the problems of artificial rainfall in the adjustment scope of the law of meteorology, which can not solve many important problems concerning artificial rainfall. 摘要把人工降雨问题归入气象法的调整范围不是很恰当，不能解决涉及人工降雨的许多重要问题。
- Currently, the implementation of artificial rainfall has reached the final stages of vetting procedures, and other preparation work, such as coolant, weather radars, personnel have been in place. 目前，实施人工降雨已经到了最后的手续审批阶段，而其他准备工作，如冷却剂、气象雷达、人员等已基本就位。
- Field trials of rainfall simulation were carried out to study effects of different rainfall intensities and nitrogen fertilizer application rates on nitrogen losses in rice-wheat rotation of Taihu Lake Watershed. 摘要应用田间模拟降雨，研究了太湖流域稻麦轮作方式下，不同雨强和施氮水平对农田氮素径流流失的影响。
- The Right Time and Method for Artificial Rainfall 简析人工增雨作业时机和作业方式的选择
- field experiment of artificial rainfall 人工模拟降雨
- conditions of artificial rainfall 作业指标
- The mean yearly rainfall is20 inches. 每年平均降雨量是二十英寸。
- This area has very low rainfall. 这个地区雨量稀少。
- This dress is made of artificial fibers. 这件衣服是人造纤维的。
