
砾石层;疏水石
C. Vibration strike: it is used in drilling and casing with loosen sand, cobble stone and gravel layer etc.
振动击打:用于松散的砂、卵石、碎石地层的钻进及下套管等。
There have three decisive questions need to solve while drilling in sand gravel layer. The first question is drilling footage.
在砂卵石地层中勘察钻探时,要解决三个关键性的问题:一是钻进进尺问题;
The invert siphon project in Zhongyishui lies in the sand and gravel layer, with rich groundwater and high seepage coefficient.
中易水倒虹吸工程建筑物所处地层为砂卵层,地下水丰富,渗透系数大。
Thermal characteristics of the gravel layer in the system heated by hot water natural circulation with solar collector were stu***d.
对由太阳能集热器热水自然循环加热的太阳能热转换系统卵石层的热特性进行了实验研究。
Composite sealing layer is a combination of connected gravel layer, gravel layer sealing systems, and Micro-surfacing (Slurry seal) system.
复合封层是碎石联结层、碎石封层系统和微表处(稀浆封层)系统的结合。
"Gravel layer" 是由两个单词组成的复合名词,其含义需结合两部分理解:
1. 基础词义
2. 综合含义 指由砾石构成的功能性结构层,主要应用于:
3. 典型特性
该术语在不同语境中可能对应具体技术标准(如ASTM D2940道路基层规范),实际应用需结合具体场景参数。
解释: 碎石
例句:
用法:
近义词:
反义词:
解释: 层
例句:
用法:
近义词:
反义词:
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