It contains an oilgear box which reduces abrasion to the machine during the operation, thus prolonging the life span of the machine, enhancing the utilization ratio of the machine.
含有油齿轮箱，使机器运转减少磨损，延长机器使用寿命，提高了机器的利用率。
2
One Western oil company has just packed up its drilling gear after an offshore deposit proved disappointing.
一家西方的石油公司在近海岸一处油井打探无果后，刚刚收拾好装备走人。
3
The intervening three decades are fraught with peril, from natural predators to oil spills to entanglement in fishing gear.