英语词汇subgrade bed怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

网络释义

1
?基床
... 伸缩调节器 expansion joint 基床 subgrade bed 车站公共区 public zone of station ...

短语

1
surface layer of subgrade bed
基床表层
2
Subgrade bed design
基床设计
3
thickness of subgrade bed
基床厚度

双语例句

1
Research methods:The main research contents include:(1)the experimental research of dynamic characteristics of subgrade bed of ballastless track;
研究方法：主要研究内容包括：（1）无碴轨道路基基床动力学特性试验研究；
2
There are not only enough subgrade bed strength, but also appropriate subgrade bed stiffness to satisfy with the safety and comfort under the high-speed train loading.
基床不仅需要具有足够强度以承受高速列车荷载动力作用，而且需要具有合适刚度与以满足高速列车行驶时安全舒适运行的要求。
3
Train velocity has little influence on the dynamic stress and dynamic deformation of subgrade bed, but has obvious influence on vibrating velocity and vibrating acceleration.
列车运行速度对振动速度、振动加速度的影响比对动应力、动变形的影响更显著。

单词	subgrade bed
释义	subgrade bed 简明释义路基床层：指铺设在道路或铁路路基上的底层材料，通常由碎石、砂砾等组成，用于承受交通荷载并提供稳定的基础。网络释义 1 ?基床 ... 伸缩调节器 expansion joint 基床 subgrade bed 车站公共区 public zone of station ... 短语 1 surface layer of subgrade bed 基床表层 2 Subgrade bed design 基床设计 3 thickness of subgrade bed 基床厚度双语例句 1 Research methods:The main research contents include:(1)the experimental research of dynamic characteristics of subgrade bed of ballastless track; 研究方法：主要研究内容包括：（1）无碴轨道路基基床动力学特性试验研究； 2 There are not only enough subgrade bed strength, but also appropriate subgrade bed stiffness to satisfy with the safety and comfort under the high-speed train loading. 基床不仅需要具有足够强度以承受高速列车荷载动力作用，而且需要具有合适刚度与以满足高速列车行驶时安全舒适运行的要求。 3 Train velocity has little influence on the dynamic stress and dynamic deformation of subgrade bed, but has obvious influence on vibrating velocity and vibrating acceleration. 列车运行速度对振动速度、振动加速度的影响比对动应力、动变形的影响更显著。
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