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- Hard asphalt mixture could be designed by Marshall design method . which desigh flow and criterion are the same as the general bituminous mixture. 标准马歇尔设计方法适用于硬质沥青混合料配合比设计，其配合比的设计流程及其相应的技术标准与普通基质沥青混合料无显著差别。
- This paper introduces a technique for making hard asphalt in the spot of solvent - deasphalt unit into powder or liquid state product. 本文介绍了把硬沥青在溶剂脱沥青装置内就地加工成粉状或浆状产物的技术。
- The morphology of the blending was characterized by scanning electron microscope.The well dispersed hard asphalt was the reason for the increase of the impact streng... 扫描电镜微观证实,均匀分散的硬沥青使聚丙烯从脆性材料过渡到韧性材料,这是聚丙烯材料冲击强度提高的原因。
- With the developement of heavy petro leum processing, in order to make more catalytic cracking feed with solvent deasphalt unit, de-oil hard asphalt of lower value product is produced simultaneously. 随着重油加工深度的提高,溶剂脱沥青装置为生产更多的催化裂化原料,同时生产了低价值副产物脱油硬沥青,造粒成型技术是加工硬沥青的合理而有效的手段。
- It is hard to sleep without a cooler in this room. 没有空气调节器，在这间屋里很难入睡。
- High-temperature Shear Performance Testing Study for Hard Asphalt Mixture 硬沥青混合料高温剪切性能试验研究
- John felt it hard to rig out his family. 约翰感到难以为一家大小置备衣着。
- The hard core in the party make all the decisions. 这个党的核心成员决定一切。
- Hard copy is computer output on paper, printing or graphics. 硬拷贝是出现在纸上、印刷上或图表上的电脑输出。
- I scrubbed hard at the stain to see if I could get it off. 我使劲擦这个污迹，看能不能将它去掉。
- It's natural to slack2 off towards the end of a hard day's work. 一天紧张工作快结束的时候有些放松是自然的。
- He pushed hard on the brake pedal to avoid a collision. 他使劲踩下煞车踏板以避免撞车。
- One can not learn a language well unless one works hard. 学好一种语言非下苦功不可。
- Let's collect the sap before its consolidation into a hard mass. 让我们在树液坚固成团之前将之收集起来。
- He owes his opulence to work hard. 他的财富乃辛勤工作得来。
- She was trying hard to disgorge a fish bone. 她拚命想把鱼刺吐出来。
- The emery is a hard metallic substance. 金刚砂是非常坚硬的金属物质。
- Hard training will fit them to run long distances. 严格的训练将使他们能跑长距离。
- Seth really took it hard when his old dog died. 塞思的那条老狗死的时候，他确实怏怏不乐。
- Heavy taxes indispose a citizen to work hard. 重税于国民不愿意辛勤工作。
