E—M water treatment agent for boilers,composed of ethylenediamine tetramethylene phosphonic acid(EDTMP) and hydrolyzed polymaleic anhydride (HPMA),and its applications are introduced in this article.
This article mainly presents the three sericultural poems by poet Bat Juyi in the Tang Dynasty, i. e.Red-Yarn Blanket, Dazzling Ghatpot and Exorbitant Taxes.
The analysis of the finite element method using th e axisymmetric model was employed to assess the mechanics behavior of the rubber toughening in mesostructure.
The results of RAPD (random amplified polymorphic DNA) ana lysis showed that genetic variation was obvious between the univoltin e ecotype and the bivoltine ecotype.
Methods The optometer is composed of singlechip, handle and LCD.The eyesight is examined by selecting exposure of random sample eye-chart mark E within direction keys on the handle.
Four isolate barrier beds occurened usually in boundary surface of each internal architecture unit in channel sandbody, i. e. find bed, muddy pebble bed, plant clasts bed and diagenic bed.
E, scientific dealing of the limitedness and the unlimitedness of the human beings can give free rein to the people's creation in sports and promote the college students' healthy development.