low early strength 中文意思是什麼
low early strength
解釋
早期低強水泥-
The result of the research indicates that the high performance concrete produced with this type of cement is of higher early and post strength and the electric flux of the concrete is low
研究結果表明，應用該水泥配製的高性能混凝土均具有較高的早期強度和後期強度，混凝土的電通量較低。 -
Cement - composition, specifications and conformity criteria for low early strength blastfurnace cements
水泥.早硬低強度高爐水泥的組分規范和合格標準 -
Cement - part 4 : composition, specifications and conformity criteria for low early strength blastfurnace cements
水泥.第4部分:低早硬強度高爐水泥的組分規范和合格標準 -
Cement - part 4 : composition, specifications and conformity criteria for low early strength blastfurnace cements ; german version en 197 - 4 : 2004
水泥.第4部分:低早硬強度高爐水泥的組分規范和合格 -
A new low temperature high early strength cement for oil well
一種新型油井水泥低溫早強劑 -
Aminobenzenesulfonic acid super - plasticizer is selected though cement paste test, which be provided with high water - reducing property, low slump loss and good compatibility with cement. according to the request of super high early strength, admixture rf is obtained though tests to compare performances of different accelerators and admixtures. experimental research and analysis are carried out on coarse aggregate ' s grain - size effect and composite aggregate ' s bulk - density to take sensitivity of coarse aggregate into account
通過水泥凈漿試驗比較選擇了減水率高、坍落度損失小、與水泥適應性好的氨基苯磺酸鹽高效減水劑；針對超早強的性能要求，試驗比較了不同早強劑及早強性摻合料的性能表現，研製了早強性能顯著、與高效減水劑和水泥相容性較好的rf摻合料；考慮到修補混凝土對粗集料粒徑的敏感性，對粗集料粒徑效應及混合集料堆積密度進行試驗研究與分析；並對修補混凝土的抗折、抗壓、新老界面粘結強度以及抗凍性等進行了試驗研究。 -
In this thesis, a design scheme is introduced about whole early - warning system ’ s structure according to the optical needs. the focus is placed on the pointing speculum ’ s light - weighting design. through comparison, sic is selected as the speculum ’ s material which has features of high strength, low density, well comprehensive performance and being adaptable for space environment
本文首先根據光學需要對導彈預警系統總體結構進行了設計，重點對其中的關鍵部件指向反射鏡進行了輕量化設計，通過比較選擇了合適空間環境且具有高強度、低密度、綜合性能好的sic作為反射鏡的材料，運用有限元分析軟體ansys對幾種輕量化結構分別進行優化，通過比較最後確定指向反射鏡輕量化結構及尺寸。 -
To overcome the problem of low early - strength of prefabricated concrete elements for the third phase of yangshan port, the formula of chlorine resistant portland cement is modified to develop a chlorine resistant portland cement with early strength
摘要為解決洋山港三期工程預制構件早期強度較低的問題，對抗氯鹽硅酸鹽水泥的配方進行改進，開發出早強型抗氯鹽硅酸鹽水泥。 -
Ultra - thin whitetopping pavement is a recently developed, low - cost, effective, quickly and fairly simple rehabilitation technique in which a 50 to 100mm thick layer of high - early strength, fiber - reinforced concrete is placed over a milled surface of distressed asphalt concrete pavement
超薄水泥混凝土（ utw ）路面是指在已嚴重惡化的舊瀝青路面銑刨后的表面鋪築一層50 100mm厚的高早強、纖維增強混凝土形成的路面結構。 -
The good quality 425r silicate cement and 525 silicate cement, which are produced by the use of rotary kiln and up to the national standard gb175 - 92, are particularly suitable for the construction of buildings for civil use, airport, road, port, and dam because of its good early strength, quick condensation, good freeze and abrasive resistance, and low basicity content
我公司出品的425r 525普通硅酸鹽水泥，系採用國濕法旋窯生產工藝，按國家標準gb175 - 92精心組織生產。具有早期強度高凝結硬化快抗凍性好耐磨性好含堿量低等特點，曾獲得福建省優質產品稱號。 -
Metal matrix composite had begun to develop early in 1960s, and became one new branch in the field of composite. among them, the aluminum based matrix developed especial quickly, because it has many merits compared with other metal, such as light weight, specific strength and shear strength, low coefficient of thermal expansion, high young ' s modulus, better thermal stability and temperature conductivity
金屬基復合材料在六十年代開始有了較快的發展，成為了復合材料領域的新支，其中，鋁基復合材料的發展尤為迅速，因為它具有重量輕、比強度高、剪切強度高、熱膨脹系數低、高的彈性模量，良好的熱穩定性、導熱性能等一系列優點。
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