The method of thickening the casing wall has been applied in some adjustment wells and renewed wells in Longdong unit.
增加套管壁厚的方法已在陇东油区部分调整井及更新井中得到了应用。
This paper studied both the species distribution of poisonous plants and their poisons in Longdong Ziwulin Mountains natural grassland.
就陇东子午岭天然草地上对家畜有毒的植物种类分布及有毒成分等方面进行了调查，并提出了防治措施。
In view of the present situation and characteristics of the scale deposit in Longdong Oilfield, this paper analyses the mechanism and the influence factors of scale deposit.
针对陇东油田的结垢现状与特点，分析了结垢机理及其影响因素，介绍了目前应用于陇东油田油水井、集输系统的刮垢刀、高压除垢、长效地层清防垢等物理化学技术。
In view of the present situation and characteristics of the scale deposit in Longdong Oilfield, this paper analyses the mechanism and the influence factors of scale deposit.
针对陇东油田的结垢现状与特点，分析了结垢机理及其影响因素，介绍了目前应用于陇东油田油水井、集输系统的刮垢刀、高压除垢、长效地层清防垢等物理化学技术。
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