There are different species and diversities of gravitymine equipment and vertical-wheel dense media size classification machine is one of the important one of them.
重力选矿的设备形式多样，品种繁多，立轮重介质分选机就是重力选矿的重要设备。
2
The eyes are fixed on mine with an infinite gravity which is not reproach, nor hate, nor menace, nor anything less terrible than recognition.
她的双眼盯着我，那么的庄重，并不是责备，并不是仇恨，更不是威胁，或其他任何比认出我来更恐怖的表情。
3
The application of diameter-varied magnetic agglomeration gravity separator in Ekou Iron Mine is described.