The radial LT tires were produced using HMLS polyester cord in carcass ply by modifying the structure design and processing technology of tire.

通过对轮胎结构和生产工艺的调整以及合理搭配材料，采用高模量低收缩聚酯帘布骨架材料作胎体生产轻载子午线轮胎。

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Therefore, research the profile design and processing technology of twin-screw rotor has important theoretical significance and practical value.

因此对双螺杆泵转子型线设计及加工技术研究具有重要的理论意义和工程实用价值。

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And his company is heavily reliant on technology to do his job costing, invoicing, order processing and design.

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