1.
Spatial and Temporal Changes of Precipitation at Different Grades and Their Impacts on Agriculture in Huaihe River Basin of Anhui Province
安徽淮河流域各级降水时空变化及其对农业的影响
2.
Demote from
降级，降职，使……降级。
3.
Study of critical gradient of piping for various grain sizes in sandy gravels
砂砾土各级颗粒的管涌临界坡降研究
4.
to government departments and institutions in western areas
使西部地区各级政府机构的薪水，
5.
Over 1300 workers have qualified as sportsmen of different grades.
有1300多工人达到各级运动员水平。
6.
Catchment precipitation estimation with GIS modules and its improvements in Gansu Province
甘肃省各流域降水量的GIS模块插值估计与改进
7.
our ability to pay has fallen, government of all kinds is faced by serious curtailment of income;
我们的支付能力下降，各级政府面临收入的严重萎缩；
8.
Studies on the Chemical Oxidation of Recalcitrant Organic Wastewater;
高级氧化技术处理难降解有机废水的研究
9.
Studies on Treatment of Organic Wastewater by Advanced Oxidation Process;
高级氧化技术氧化降解有机废水的研究
10.
About 2 Light Jet Level Wellbead Precipitations the Design of the Programme of Construction;
关于轻型射流二级井点降水施工方案的设计
11.
Temporal-spatial distributions of different level precipitation days in Shijiazhuang,Hebei province
石家庄市不同等级降水日数的时空分布特征
12.
Study on Settling Property of Cement-Classified Tailings Filling Slurry
水泥-分级尾砂充填料浆的沉降性能研究
13.
Talking about Economizing on Energy and Water of Wujiang Cascade Hydropower Stations from Operational Mode
从运行方式谈乌江梯级水电站节能降耗工作
14.
To reduce in grade, rank, or status;demote.
使降级，使降等在级别或地位上降低；使降级
15.
People's governments at various levels shall strengthen the management on water conservation.
各级人民政府应当加强对节约用水的管理。
16.
Senior Advisers to ECE Governments on Environmental and Water Problems
欧洲经委会各国政府环境和水问题高级顾问
17.
Reduced in rank, dignity, or esteem.
被降级的降级的、丢脸的或降低尊严的
18.
To reduce in grade, rank, or status.
降级降低等级、级别或地位