常見例句The air entrained concrete has the advantage of high impermeability and frost re sistance. 引氣混凝土(加入引氣劑的混凝土)較一般混凝土在保證強(qiáng)度下,具有抗?jié)B及抗凍性高的優(yōu)點(diǎn)。Freezing thawing durability of both ordinarily and air entrained concrete exposed to Xinjiang, Qinghai, Inner Mongolia and Xizang salt lakes were determined by the accelerated freezing thawing method. 用快凍法研究了普通混凝土與引氣混凝土在水和西藏、內(nèi)蒙古、新疆和青海鹽湖鹵水中的抗凍性。The phenomenon and the mechanism of air entrainment were discussed. 對氣泡產(chǎn)生的現(xiàn)象及原因進(jìn)行了描述、分析。Air entrainment in plasma jet and metal particle oxidation by the entrained oxygen were investigated numerically using a three-dimensional computational model LAVA-P-3D. 摘要為了研究等離子體射流中空氣的卷吸和由此引起的金屬粒子的氧化,建立了等離子體噴涂的三維計算機(jī)模型LAVA-P-3D。Influence of experiment condition on air entrained concrete 試驗條件對引氣混凝土性能的影響研究Additional, station of gas station, air entrainment is 20 years with the ground. 另外,加油站、加氣站用地為二十年。 返回 air-entrained