sedimentary contact

Allure-type wastewater treatment technology is composed of anaerobic technology and aerobic technology, allure-type wastewater treatment equipment is made up of ABR, biological contact oxidizing tank and sedimentary tank.

廊道式污水处理技术是厌氧技术与好氧技术的组合，廊道式污水处理设备主要由挡板式厌氧反应器和生物接触氧化池组成。

From country rocks ( sedimentary rocks) to the intrusive contact zone, as the grain in ground mass increases in size, uranium-bearing point sources decrease in number, and the remaining sources become more intense.

各种围岩（沉积岩）向着接触带，随着其基质的粒度增大，含铀的点状放射源的数目减小，但放射源变得更强。

Contact metamorphism between granitic magma and sedimentary rocks, such as carbonate rocks and clastic rocks, occurred strongly in or near the contact area where skarn-type copper, tin and polymetallic ore bodies were formed in the same stage.

已有工程揭示花岗质岩浆与寒武系碳酸盐、泥砂质岩石发生了较强的接触交代作用，并在接触带附近产生矽卡岩型铜锡多金属矿（化）；

This article analyzes the crustal-wave movement of the lower Yangtze Reach after the Sinian period and its relation to the minerals in the respects of sedimentary formation, stratigraphic contact, distribution and thickness variation.

本文从沉积建造及其接触关系、分布和厚度变化，分析了下场子区震旦纪以来地壳波浪运动以及与矿产之关系。