Titlebook: Qanat Knowledge; Construction and Mai Ali Asghar Semsar Yazdi,Majid Labbaf Khaneiki Book 2017 Springer Science+Business Media Dordrecht 201

变成小松鼠

书目名称Qanat Knowledge影响因子(影响力)




书目名称Qanat Knowledge影响因子(影响力)学科排名




书目名称Qanat Knowledge网络公开度




书目名称Qanat Knowledge网络公开度学科排名




书目名称Qanat Knowledge被引频次




书目名称Qanat Knowledge被引频次学科排名




书目名称Qanat Knowledge年度引用




书目名称Qanat Knowledge年度引用学科排名




书目名称Qanat Knowledge读者反馈




书目名称Qanat Knowledge读者反馈学科排名

啜泣

Locating Qanat,ter depth, location of test wells, etc. while determining where to dig the qanat. Locating a qanat is a process which is described in this chapter. When a qanat master decides to dig a new qanat, he has to take into account such different elements as geological situation and natural indications.

fatty-acids

Digging of Shaft Wells and Qanat Gallery,r problems to which they have invented effective techniques. This chapter starts with leveling techniques and covers such issues as well boring methods, digging of water production and transport sections, sinking shaft wells into aquifer, intersecting qanats, etc.

钳子

beta-cells

Introduction,anism of qanat. The other issues discussed in this chapter are the geographical diffusion of qanats across the world, the controversial theories of its origin, its role in forming and nourishing human civilizations in arid and semi arid zones and comparison between qanat and other historic hydraulic

删减

Hydrology Mechanism of Qanat,ch qanat appears in different types. In this chapter we try to come up with a new classification covering almost all possible types of qanat according to different criteria. This chapter also goes over the general mechanism of qanat, and definitions of shaft wells, mother well, water production sect

冷峻

Sciatica

arterioles

Barriers and Limitations of Qanat Construction and Rehabilitation,s the possible barriers which may threaten the qanat practitioners or the whole project and then examines the measures the workers traditionally take to cope with barriers. The obstacles vary from poisonous gas to water build-up in the gallery.

CANE

Tools and Equipment,ence, illuminate the work place underground and ensure their own safety. They have also invented amazing tools to calculate time of irrigation and gauge water flow. In this chapter we show how elaborate their tools are in order to work out qanat construction and maintenance under every circumstance.