Characterization of Hydraulic Behaviours of Coarse Rock Materials in a Large Permeameter

来源 :地球科学和环境保护期刊(英文) | 被引量 : 0次 | 上传用户:qqiuhe123
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
The hydraulic behaviour of a rock material structure is a major feature for its design and safety assess- ment. Similar to all other physical problems, in order to enclose the governing equations systems and achieve a solution, the hydraulic characteristi
其他文献
据日本经济产业省统计,2002年1~6月日本小型2次电池锂离子电池(LIB)、镍氢电池,(Ni-MH)、镍镉电池(Ni-Cd)合计生产7.65亿只,比去年同期(7.83亿只)减少2%;合计金额1746亿日元,比
期刊
Position, width and fragmentation level of fracture zones and position, sig-nificance and characteristic distance of fractures were aimed to determine in a carb
Driving forces on the landscape require regional management and/or local actions, together with other external factors. To operationalize this approach, this pa
The pharmaceutical compounds were analyzed in 14 sampling sites and pointed out the pollution sources related to raw sewage input and urban drainage discharge.
根据国家相关法律法规,质监部门每半年应对用于贸易结算的加油机进行强制检定。由于涉及民生计量,质监部门给予了充分的重视,投入了较多的人力物力,严防缺斤短两、坑害消费者
在陕北神木,设置带型150 cm(DX1)、带型120 cm(DX2)、带型80 cm(DX3)、双沟覆膜(DX4)、平膜穴播(DX5)、露地平作(CK)6种微集水种植模式,观测各模式对绿豆产量及水分利用效率的影响。结果
As a result of the Aral Sea shrinkage, the unique freshwater body has given place to a huge bitter-saline lake with an area 3.5 times less, volume 6 times less
在水表检定过程中,分界流量是检定规程中一个重要的技术指标。就水表流量而言。从最小流量到过载流量,把这个范围分割成“高区”和“低区”两部分。在“高区”和“低区”中,也各
Based on one-dimensional water quality model and nonlinear programming, the point source pollution reduction model with multi-objective optimization has been es
Objectives: As a result of global warming, precipitation is likely to increase at certain area (high latitudes). However, the mechanisms that human activity is