1) low-low level
"低-低"水位
2) lowest low water level
最低低水位
3) low water level
低水位
1.
Influences of sand excavation on low water level in the lower reaches and delta of Dongjiang River;
大量采沙对东江下游及东江三角洲河道低水位的影响
2.
Starting from the drum s internal structure of a 2 020 t/h boiler and in connection with problems like deviations of the water level gauge indications and fouling of mica lamella on the steam side,a systematic analysis concerning the cause low water level during operation and damages that may incur are being presented,together with ways of solving the problems.
结合2 020 t/h锅炉汽包内部的结构,针对水位计运行中存在的偏差以及汽侧云母片污染等问题,系统地分析了造成低水位运行的原因和带来的危害,并提出了解决的办法。
4) lowstand wedge
低水位楔
5) lowstand
低水位期
1.
In terms of se-quence and depositional system tract,lowstand and highstand system tracts in a se-quence have various sand bodies,which are the favourable places for hydrocarbonaccumulation.
从层序、体系域的观点出发，层序内的低水位期和高水位期体系域发育有各类砂岩体，形成油气聚集的有利场所。
2.
The lowstand system tract leads to wedge tnid-amplitude reflection configuration diverging eastward, and exists in northeast part of the basin.
从地震反射结构上可划分为三个体系域；低水位期体系域为一套向东呈楔形发散的中振幅反射结构，分布范围仅在盆地的东北部；海进期体系域为一套约1OO～15Oms的中－强振幅高连续性反射，平面呈席状，在盆地的大范围分布；高水位期体系域为一套1s厚的反射层，根据反射结构可进一步划分为保持型（keepup）和追赶型（catchup）两种碳酸盐岩体系。
6) Low PV Water
低位涡水
补充资料：地下水水位观测(见水位观测)
地下水水位观测(见水位观测)
d ixiashui shuiwei guanee地下水水位观测见水位观测。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条