火山灰 的英文怎麼說
中文拼音 [huǒshānhuī]
火山灰
英文
[地質學] cinerite, tephros; tephra; trass volcanic ash火山灰層 volcanic ash bed; 火山灰構造 ash structure-
The scientists attributed the losses to varied effects of the ash.
科學家們認為，損失是由於火山灰的多種影響造成的。The 9, 186 - foot mountain was spewing ash 1, 640 feet into the air wednesday, but not as high as a day earlier, when the clouds reached 3, 280 feet, said surono, from a government - run volcanology center in bandung, west java province
在政府管理的火山學中心工作的蘇若努說，這座9186英尺高的火山上周三噴出的火山灰高達1640英尺，但仍不如前一天的噴發高度3280英尺。It focuses on the theory of the mineral functional materials " improving the anti - chloride permeability and the chloride binding. the main achievements of this article include : 1 ) use the technology of xrd, sem, bet, laser particle size distributor etc to test the component, the construction, particle size distributor, specific surface etc of micro - silica, ultra - fined slag, high quality fly ash, meta - kaolin clay, four types of the mineral functional material, theoretically analysis the functions which the four mineral functional minerals act on cement concrete, namely pozzolanicity effect, filling effect, micro - aggregate effect, surface adsorption effect and so bring into play the affect of plastification, lowing of temperature, reinforcement, improvement of durability. base on this analysis we can conclude that the proper diameter of the mineral functional material is 5 m - 15 m, that is blain fineness 4500cm2 / g - 7500cm2 / g
本論文的主要成果包括以下幾個方面： （ 1 ）採用xrd 、 sem 、 bet 、激光粒度分析儀等多種測試手段，探明了以硅灰，超細磨粒化高爐礦渣，優質粉煤灰及偏高嶺土超細粉等4種超細礦物功能材料的組成、結構、粒度分佈、比表面積等基本性質；從理論上分析了礦物功能材料在混凝土中的4種效應，即火山灰效應、填充密實效應、微集料效應、表面吸附效應，並由此發揮出增塑、溫峰削減（降熱） ，增強及耐久性改善等作用；通過相關理論分析，推導出礦物功能材料的合理粒徑范圍在5 m 15 m ，即勃氏比表面積為4500cm ~ 2 g 7500cm ~ 2 g 。The eruptions were associated with the development of several giant craters ( calderas )
大量熔巖和火山灰噴出，火山爆發形成多個破火山口。The explosion cracks the earth's surface and scatters ash and huge chunks of rock for many kilometers around the vent.
這樣的爆炸把地表炸開以後，其火山灰和巨大石塊可散落到火山口周圍好幾公里遠的地方。The ash, cinders, and other fragments become a consolidated rock.
火山灰、火山渣和其它碎屑變成了固結的巖石。Besides lava flows, etna produces an almost constant, rhythmic discharge of steam, ash and molten rock
除了熔巖流，埃特納也幾乎穩定、有節奏地噴發蒸汽、火山灰和熔融的巖石。This mixture of pozzolana and lime was then added to an aggregate.
人們把火山灰與石灰的混合物加到集料中。Ask those people at pompeii who are frozen into position
問問那些在義大利古城龐貝遭火山灰活埋的人Road foundations. testing of reactivity of pozzolana to lime
路基.火山灰的石灰反應試驗Road foundations. pozzolana. specifications
路基.火山灰.規范Portland blastfurnace - slag cement, portland pozzolana cement and portland fly - ash cement
礦渣硅酸鹽水泥火山灰質硅酸鹽水泥及粉煤灰硅酸鹽水泥Road foundations. pozzolana and lime bound granular material. definition. composition. classification
路面層.粗砂.火山灰.石灰.定義.混合物.分類Factors which can accelerate the early hydration of cement, the setting in particular, such as excessively high c3a content, too low so3 content, high alkali content and the blending of pozzolana with large inner specific surface area, etc., will result in poor compatibility of the superplasticizer with cement
凡是加速水泥初期水化的因素，特別是使水泥凝結加速的因素如c3a含量過高、 so3摻量過少、堿含量高以及摻入內比表面積大的火山灰質混合材等均使水泥與超塑化劑的相適應性變差。Pozzolanic materials used for cement production
用於水泥中的火山灰質混合材料Specification for pozzolanic pulverized - fuel ash cement
火山灰和粉狀燃料灰分水泥規范Pozzolanic materials used for cement
用於水泥中的火山灰質混合材料Methods of testing cement - pozzolanicity test for pozzolanic cements
測試水泥的方法.火山灰水泥的凝硬性試驗Influence of chemical activators on the pozzolanic property 0f reject fly ash
化學激發劑對廢棄粗粉煤灰火山灰活性的影響Effect of early - strength admixture on pozzolanic reaction of calcined coal gangue
早強劑對煅燒煤矸石火山灰反應的激發作用分享友人