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- asphalt penetration index 沥青针入度指数
- Asphalt surface treatments and asphalt penetration macadam II. 沥青表面处置和贯入式碎石路面2。
- A paving asphalt penetration ratio improver was introduced. 介绍了一种提高道路沥青针入度比的改进剂。
- Impeller suitable for the suction of greases with a low penetration index. 泵叶适合于吸入低渗透性油脂.
- About Penetration Index of Asphalt 关于沥青针入度指数
- According to slag penetration index, the suitable addition of zircon is about8%. 当配料中锆英石配入量超过8%25,合成料的抗渣渗透性改善已不明显。
- The risk of rupture is bes minimised by the use of high penetration index bitumens or of suitable modified bitumens to give an eguivalent effect. 用高针入度指标的沥青或经适当改性而具有相同作用的沥青,可使开裂的危险降低到最小程度。
- Comprising to other paving asphalts, the asphalts derived from Tahe crude oil have higher softening point and penetration index (PI). 结果表明:塔河沥青具有软化点和针入度指数高的特点;
- Analysis and Calculation of Penetration Index of Asphalt 沥青针入度指数的分析与计算
- IMPROVING PENETRATION INDEX OF HEAVY DUTY ROAD ASPHALT 提高重交通道路沥青针入度指数的研究
- Influence of penetration test condition of asphalt on penetration index 沥青针入度测定条件对针入度指数的影响
- Test Method for Penetration Index of Asbestos 石棉渗透指数试验方法
- Discussion on Penetration Index as Key Quality Gradation Index of Paving Asphalt 针入度指数作为沥青质量分级指标的利弊
- Asphalt is used for making road surfaces. 沥青常用于铺路。
- He covered over the hole in the roof with a piece of asphalt felt. 他用一块沥青油毡盖住了房顶的漏洞。
- The index is at the back (of the book). 索引在(书的)末尾。
- The workers mixed the asphalt with sand and gravel together. 工人们把沥青和沙子、石块混合在一起。
- Automatic modification of the index register. 自动修改变址寄存器内容。
- A person's face is often an index of his mood. 一个人的脸部表情常常反映这个人的情绪。
- Resistant to penetration by water but not entirely waterproof. 抗水的能抵抗水的渗透但不完全防水的