我们拥有专业的技术和重型设备来设计并生产大型加压柱。
We have the expertise and heavy duty equipment necessary to fabricate very large pressure vessels.
经椎弓根外固定器可灵活调整器械结构，使病椎后柱加压固定效果更为直接。
With the transpedicular external fixation, it is possible to provide a direct effect in posterior column because external fixation apparatus can be easily performed.
其目的是克服普通筒式加压过滤机袋式过 滤柱存在的缺陷，提供一种能够有效清洗滤袋的过滤柱。
The technical proposal aims at overcoming the defect in the bag type filtering cylinder of the normal cylindrical pressure filter and providing a filtering cylinder that can be cleaned effectively.
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