Paving slurry seal course made of SBR emulsified asphalt is an effective way for asphalt pavement maintenance, and we have had good command of this method after many trials.
采用丁苯胶乳改性乳化沥青，按适当的比例配制成稀浆铺筑沥青路面。稀浆封层是今后路面养护的主要措施。
Professional singer China Whyne — who has worked with Eric Clapton, Seal and Peter Gabriel — was paid 750 pounds (1, 000 dollars, 900 euros) to teach the six-week course.
南泰晤士学校花费750英镑(1000美元或900欧元)请来职业歌手柴娜薇妮来执教这一为期六周的课程。柴娜薇妮曾与埃里克·克莱普顿、席尔和彼得·盖布·瑞尔合作过。
Valve can turn 90 degree working in testing course, especial suitable for property experiments of gas seal.
阀门在试验过程中可翻转90度工作，特别适用气密封性能试验。
The dry gas seal of compressor is presented and the course of its failure was introduced. The cause was analyzed, and the measures we must take were brought forward.
介绍了干气密封在压缩机上的使用及损坏过程，分析了干气密封的损坏原因，并提出了使用过程中的注意事项。
By the influence of river course, underwater distributary channel distributes alternating with interdistributary bay which forms the principal source-reservoir-seal assemblage mode.
受河道迁徙冲刷影响，水下分流河道和分流间湾相间分布，形成研究区主要生储盖组合形式。
By the influence of river course, underwater distributary channel distributes alternating with interdistributary bay which forms the principal source-reservoir-seal assemblage mode.
受河道迁徙冲刷影响，水下分流河道和分流间湾相间分布，形成研究区主要生储盖组合形式。
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