This thesis mainly introduces CGM high - strength non - shrinkage grouting material construction technical features and requirements in P.本文主要介绍了CGM 高强 无收缩灌浆料用于北京理工大学体育馆工程的施工技术特点、技术要求和施工工艺.For grouting, we recommend the ...
JW 180 - type standing Stirring Machine is specialized for HB 3 - type and 2 HB 6 - type Grouting pump.JW180型立式搅拌机,是和HB3、2HB6型灰浆泵配套的多功能搅拌机.Drilling, anchoring and grouting together is a particular form of anchoring - gro...
18世纪是近代病理学和实验外科学发展的开端.The eighteenth century saw the devolopment of modern pathology and experimental surgery.组织病理学变化大部分局限于上皮和血管.Histopathologic changes are limited largely to the epithelium and vasculature.超微结构的研究已成为细胞生...
Defence soaks up forty per cent of the budget.国防耗去40%的预算。Shortly afterwards, cuts in defence spending forced the aerospace industry to retrench.不久之后,国防开支的削减迫使航空航天业紧缩开支。The problem lay in the large amounts spent on defenc...
Anyof about 900 species ( order Chiroptera ) of the only mammals to have evolved true flight.九百多种,属 翼手目.是唯一一类演化出真正飞翔能力的哺乳动物的统称.Among tham , 7 species is belonged to Rodenria, and Carnivora, Chiroptera and Insectivora onl...