她说，经过比较，如果油只经过冷压或排除器处理(对橄榄油来说是加纯处理)，这些程序只涉及加压、加热和灌装。
By comparison, she says when oils are prepared by the cold-press or expeller process, or, in the case of olive oil, are extra virgin, preparation involves only pressing, heating, and bottling.
特点：采用气动横向加压，将换向器压放转子轴内，能准确地对准转子槽与换向器相对位置更换工装方便。
Features: use pneumatic landscape orientation pressurization, press commutator into rotor shaft, can exactly aim at rotor slot and commutator, tooling changing conveniently.
提出了将螺旋千斤顶加压的硫化器改造成液压千斤顶加压、保压的液控硫化器的改进方案。
Puts forward the hydraulic control scheme that spiral jack is reformed hydraulic jack to raise pressure and preserve pressure.
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