water coning into the well

См. также в других словарях:

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• Microscopy — is the technical field of using microscopes to view samples and objects that cannot be seen with the unaided eye (objects that are not within the resolution range of the normal eye). There are three well known branches of microscopy, optical,… …   Wikipedia

• Analytical chemistry — For the journal, see Analytical Chemistry (journal). Analytical chemistry is the study of the separation, identification, and quantification of the chemical components of natural and artificial materials.[1] Qualitative analysis gives an… …   Wikipedia

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• Ear candling — An N.D. ear candling a patient in an experiment to determine its efficacy. There is usually a flame retardant cloth between the patient and the plate.[1] …   Wikipedia

• Rail adhesion — Driving wheel of steam locomotive The term adhesion railway or adhesion traction describes the most common type of railway, where power is applied by driving some or all of the wheels of the locomotive. Thus, it relies on the friction between a… …   Wikipedia

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