old fields是什么意思_old fields的中文翻译

休闲地

fields───v.使上场（field的单三形式）；n.域，字段；场设置（field复数形式）；n.(Fields)人名；(德、英、葡)菲尔茨

ice fields───n.[水文][海洋]冰原（漂浮于海面上且直径大于8公里的平板形冰）

brome fields───溴田

playing fields───运动场；球场；n.运动场( playing field的名词复数 )

setter fields───设置器字段

wheat fields───麦田

killing fields───死亡地带；大屠杀之地； 杀戮战场

football fields───足球场

eleusinian fields───eleusinian油田

This paper analyzes current situation of Petro China and points out that 70% of PetroChina's oil production still comes from old fields where considerable residual recoverable reserves still exist.───通过对中国石油所面临的形势进行分析，指出目前中国石油产量的70%仍然来自老油田，其剩余可采储量仍相当可观。

New technology has slowed the decline in old fields, and oil in commercial quantities keeps being found elsewhere.───新科技减缓了油田的衰落，也总在其他地方发现有商业开采价值的油。

Many of the old fields are spent; most of the new finds are small.───许多老油田已经耗竭；绝大多数新油田非常小。

Researchers changing scientific fields are often surprised to discover how different the cultures in their new and old fields are.───改变科学领域的研究者通常惊奇地发现在他们的新领域和旧领域中的文化是多么的不一样。

Some Key Technical Measures Used in Progressively Developing Old Fields of Jiangsu───江苏老区油田滚动开发的关键技术和措施

Effects of Old-fields Successional Revegetation on Soil Moisture in Hilly Loess Region of Northern Shaanxi───陕北黄土丘陵区撂荒演替过程中的土壤水分效应

Computations for Infill Well Spacing Density in Old Fields───老油田加密井网密度计算方法

This paper analyzes current situation of Petro China and points out that 70% of PetroChina's oil production still comes from old fields where considerable residual recoverable reserves still exist.