retarding stage 中文意思是什麼
retarding stage
解釋
減速級-
The concrete added organic water - reduce and plastic agent, called yj, would improve concrete workability, and reduce slump loss, decrease the exothermic rate at the early stage and postpone the arrival time of the highest temperature. lt is compatible to cement well, and had good retarding property, and some air - entrained effect
81mpa提高到3 28mpa ； 28d抗壓強度比為135 ；拌和物工作性能優良。應用klfs ，成功配製出c50 c70復合抗裂防滲高性能混凝土，並在實際工程中得到應用。 -
It is estimated that the demand for new flame retardants and flame retarded materials will be greatly increasing from 2007. the people from all trades and professions want to know more about flame retarding technology, how to make use of them in national construction, while china international flame retardant industry exhibition2007 will meet the demand in the nick of time, and will provide a good chance and a huge stage for exhibitors to show their new products and new technology
與時俱進，市場是企業賴以生存的土壤。應國內外企業的要求，在亞洲第一大展館上海新國際博覽中心舉行「第二屆國際新型阻燃技術阻燃材料工業展覽會」參考上屆展覽會的寶貴經驗，以及來自各界專業人士對展覽會多方面的建議，第二屆國際阻燃展將加大宣傳力度加強大會主辦陣容，將展出國內外最新的產品及技術樹立企業品牌形象，推動國內外行業之間的交流與合作。
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