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- The scattered single barchan dunes on the non sand bed possess movability and form unstability except the high large crescent sand mountain. 非沙质床面零星分布的单个新月形沙丘具有明显的移动性和形态的不稳定性(高大新月形沙山除外)。
- This paper put forward that some methods to monitor wellbore cleaning degree, such as standpipe pressure parameters, drain sand pipe pressure parameters. 本文提出了根据立压参数、排砂管线压力参数等监测井眼净化程度的方法。
- The configuration of supply and return water main and riser in the pipe well of the system is analyzed. 结合实例,分析了系统中管井内供回水干管、管的布置。
- In the paper, the design of dewatering and drainage by pipe well point method for deep foundation pit excavation of a metro station in Shenzhen city is presented. 主要介绍了深圳地铁×车站深基坑开挖所采用的管井井点降水方案的设计情况。
- What natural gamma well logging measured is total natural gamma radioactivity in layer,and it is a kind of most basic method in casing pipe well logging. 自然伽马测井测量的是地层总的自然伽马放射性,是套管井测井的一种最基本的方法。
- Research on high strength and permeable non sand concrete bricks for walkway 无砂高强透水性混凝土路面砖研究
- Application of GRP Sand Pipe in Yangshan Deepwater Port Area 玻璃钢夹砂管在洋山深水港区的应用
- Theory and Practice of Well Water Sand Content Standard in Water Supply Pipe Well 供水管井井水含砂量标准的理论和实践
- This non sequitur invalidates his argument. 他不根据前提推理因而论证无效。
- Ouch! The sand is so hot! I can burn my feet. 哎哟!沙子这么烫!会烫伤脚的。
- The sand blew into the food and made it gritty. 砂吹进食物中,里边尽是砂子。
- The children were playing in the sand pit. 孩子们在沙坑中玩耍。
- The tractor has make deep furrow in the loose sand. 曳引机在松软的沙土上留下了深深的车辙。
- Patience is a sine qua non for a good teacher. 做个优秀教师必不可少的条件是要有耐心。
- Application of Pipe Well Water Level Lowering in a Project 管井降水在某工程中的应用
- The diplomat was declared persona non grata. 这位外交家被宣布为不受欢迎的使节。
- The sun blazed down on the sand. 阳光强烈地晒在沙滩上。
- I told her to pipe down but she still babbled on. 我叫她闭嘴,可她还是唠叨个没完。
- His company was built on the sand. 他的公司根基不稳固。
- The pipe burst and a spout of water shoot out. 水管破裂了,一股水喷了出来。