A model asphalt had been separated into four components: asphaltenes , saturates, aromatics and resins.用四组分法将沥青分为饱和分 、 芳香分、胶质、沥青质.The paper introduces the research on RHJ asphalt emulsifiers cations.介绍了RHJ型阳离子沥青乳化剂的研究过程....
Mary's much more interested in doing things for other people than feathering her own nest.相比追逐私利，玛丽更乐意帮助他人。Tame birds, when approached, will stretch out their necks and ruffle their neck feathering.驯养的鸟儿在有人靠近时会伸长脖子，...
His dazed eyes stare at the eels, which still writhe and entwine.他茫然地盯着仍在翻滚缠绕的鳗鱼。Facing each other, the giraffes were managing to entwine their necks in the most astonishing manner.长颈鹿正面对面地用力将脖子缠绕在一起，那种姿势令人大为惊诧。Facing ea...
She opened her mouth to receive the papery-thin wafer.她张开嘴领受薄薄的圣饼。Single - wafer processes use higher pressures than the batch processes.单片工艺比多片工艺要用较高的压力.Backwardness in high quality epitaxial wafer has limited greatly t...