Mount Damavand How to Reach the Summit By: Reza Chahkanouii Translation: Massoud Mohsenin From: Kouh Magazine - Spring & Summer 1996 Alborz Mountain range with more than 2000 Km. lenght lies from North-West to North-East of Iran. This vast mountain range comprises main peaks of 4000m. height. The only peak higher than 5000m. is Damavand with 5671m. altitude at the farthest end of the central eastern part of Alborz. It's 70Km. on a straight line from Tehran. Mount Damavand is the result of volcanic activities at the beginning of the quaternary geologic time (Pleistcence stage).
Changing Criterion design. 1  An experimental design in which an initial baseline phase is followed by a series of treatment phases consisting of successive and gradual changing criteria for reinforcement or punishment. Experimental control is evidenced by the extent the level of responding changes to conform to each new criterion.
ï¥ Bonus tolerance is an additional tolerance for a geometric control. Whenever a geometric tolerance is applied to a feature of size, and it contains an MMC (or LMC) modifier in the tolerance portion of the feature control frame, a bonus tolerance is permissible. Straightness describes a condition where a line element of a surface, axis or center plane is a straight line. ï¥ The straightness symbol is ï¥ A straightness control directed to a surface is a geometric tolerance that limits the amount of straightness error in each surface line element.