gravel layer是什么意思,gravel layer的意思翻译、用法、同义词、例句
常用词典
砾石层;疏水石
例句
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 studied.
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。
网络扩展资料
gravel
解释: 碎石
例句:
- The path was covered in gravel. (这条路被碎石覆盖着。)
- The driveway needs more gravel. (车道需要更多的碎石。)
用法:
- 用作名词,表示一种由不同大小的石头组成的材料。
- 可以用来铺路、建造建筑物等。
- 也可以用作动词,表示铺上碎石。
近义词:
- pebbles (卵石)
- stones (石头)
反义词:
- smoothness (光滑)
- flatness (平坦)
layer
解释: 层
例句:
- The cake is made up of several layers. (这个蛋糕由几层组成。)
- There is a layer of snow on the ground. (地面上有一层雪。)
用法:
- 用作名词,表示一层或多层的东西。
- 可以用来描述地质学中的不同岩层或土层。
- 也可以用作动词,表示覆盖或铺设一层。
近义词:
- stratum (地层)
- level (水平)
反义词:
- surface (表面)
- whole (整个的)