新生地及软弱地层改良 Reclamation and Soft Ground Improvement
聚合改良沥青面层 polymer-modified asphalt road surfacing ; modified asphalt road surfacing
基层土改良 Subsoil improvement
文中介绍为了在有扰信道中提供可靠数据传输服务，通信网关在应用层使用经过改良的连续ARQ协议机制实现数据重传。
In order to provide reliable data transmission service on disturbed channels, a modified Go-Back-N ARQ protocol is used to retransmit data by a communication gateway.
本文介绍使用了改良的固定方法，在透射电镜下第一次观察到了该活性层的存在。
Using an improved method of fixation, the stagnant layer on the peritoneal surface could be observed under TEM.
从土壤入渗功能、枯枝落叶层最大持水量以及土壤贮水能力等方面进行研究，探讨不同植被类型对土壤的改良效果。
At last in order to analyze the improved effect on soil, the staggered research was discussed in the following aspects: infiltration capacity of soil, water holding capacity for soil and litter layer.
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