Gravity separation is achieved by utilizing the difference of density between the mineral particles and the gangue particles, and their different sinking speeds in water or some other medium.
重选是利用矿粒与脉石的比重差别及其在水中或其他介质中不同的沉降速度进行的。
And under the condition of propagating against weak wind, most of medium-scale gravity waves can reach observation height.
而在弱逆风作用下，大部分中尺度范围重力波都能够传播到观测高度。
Type, gravity-such as light, medium and heavy shelves.
动式，自流式等各种轻，中，重型货架。
Because of its economy and safety, the masonry gravity dam is used in many medium and small-sized engineering.
浆砌石重力坝由于其经济性和安全性，在很多中小型工程中被采用。
Gravity flow deposits are consisted of thick dark-gray and gray slump deposits, debris-flow deposits and thin-medium bedded turbidite deposits.
重力流沉积为暗灰、灰色的厚层滑塌沉积、碎屑流沉积和薄中层浊流沉积组合。
The results show that the ascent-descent-ascent variations of gravity before earthquake are the obvious reflection of medium-short-term anomaly.
结果表明，震前出现的重力上升下降上升变化是较明显的中短期异常反映；
Crude oil is commonly classified as light, medium or heavy, referring to its gravity as measured on the American Petroleum Institute (API) Scale.
原油通常分为轻型，中型或重型，所指的是对美国石油学会(API)严重程度的规模衡量。
The medium of is suspending liquid with high density. Under the action of centrifugal force the minerals are separated according to their specific gravity in the heavy medium cyclone.
重介质旋流器的介质为高密度悬浮液，在离心力的作用下，矿物主要在重介质旋流器中按比重分离。
The utility model has simple structure, and adopts gravity flow type cooling medium, thus having small power consumption, high heat transfer efficiency and cycle use.
本实用新 型结构简单，采用自流式冷却介质，动力消耗小，传热效率高，可循 环使用。
The utility model has simple structure, and adopts gravity flow type cooling medium, thus having small power consumption, high heat transfer efficiency and cycle use.
本实用新 型结构简单，采用自流式冷却介质，动力消耗小，传热效率高，可循 环使用。
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