powder blast 中文意思是什麼
powder blast
解釋
粉藥爆破-
The measurement and control of injection quantity becomes difficult because the process of coal powder injection for blast furnace is a transport by gas combined gas with solid
由於高爐煤粉噴吹是氣固二相流的氣力輸送，噴吹量的檢測與控制變得很困難。 -
Results show that c2s, c3s and ca ( oh ) 2 in hydration sample with steel - making slag powder are more than those in hydration sample with fly ash or blast furnace slag. sequence of capacity bonding water
結果表明，含摻合料膠凝材料的水化產物形貌與純硅酸鹽水泥的水化產物形貌比較相似，在較短齡期水化樣的孔隙中能明顯觀察到針狀 -
The equipment has many functions - without maintenance, full - automatic, without operation, automatically examining malfunction, etc. and it make the safety ascend a new step in the production. this particular product founded the first river of prevent blast on coal and powder system in whole process, it is on top in the international
它在pld超導自動啟閉系列防爆門充分解決煤制粉安全泄爆問題的基礎上，又進一步解決了系統的預防爆炸問題惰化保護設備為免維護全自動免操作故障自動診斷功能，使安全生產躍上了一個新臺階。 -
Include the following several respects basically : ( 1 ) according to blast dynamics theory, research calculate gather can powder bag cut base rock form in the range of the crack when blowing up individually, analyse that proving can gathers the function of cutting the rock of powder bag
基本包括以下幾個方面： （ 1 ）根據爆破動力學理論，研究計算了單個聚能藥包爆破時切割基巖形成裂縫的范圍，分析論證聚能藥包切割巖石的作用。 -
Depending on the densified system containing homogeneously arrayed ultra - fine particles ( dsp ) and the basic principles of reactive powder concrete ( rpc ) adopted by foreign researchers specialized in building materials, considering the characteristics of ultra - fine addition which can improve the workability and micro - structure of cement based materials and enhance the cementitious materials " packing density, we added blast slag silica fume crushed quartz superplasticizer and steel fiber into portland cement to produce the rpc by normal technology methods
本文以活性粉末混凝土（ reactivepowderconcrete ，簡稱rpc ）的基本配製原理為基礎，結合近幾年來人們對高性能混凝土研究所提出的要求，選擇適合本地實情的材料，在傳統rpc的配製基礎上，摻入礦渣組分，配製出了抗壓強度達135mpa的活性粉末混凝土材料。本文對摻礦渣rpc的配製技術及其相關的性能作了系統的研究。 -
As a new mineral additive of cement and concrete, ground steel - making slag powder has quite high activity and its activity is obvious higher first grade fly ash and close to blast furnace slag. furthermore, its distribution is very wide and quantity is quit plenty in our country
磨細鋼渣粉作為一種新的水泥混凝土摻合料，它的活性明顯優於一級粉煤灰，與礦渣活性不相上下，而且分佈較廣，數量較多，有較高的應用與研究價值。
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