A kind of hydraulic system is introduced. The system is used in a remover of bottom-bolt of big shell. Its safety and utility are enough considered.
介绍了一种液压式大炮弹底螺拆卸机的液压系统，该机及其液压系统充分考虑了安全性和实用性。
The structure of the oil remover includes a cylinder-shape outer shell jointed by two half.
其结构是，它包括两半合对在一起的筒状外壳。
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