of lens of the root of fangfeng of naval ships of compound product development uses proper motion to develop the refus of dustcoat of submarine cotton coverall is oily function.
采自行研制拒油剂配方加强潜艇棉工作罩衣拒油功能。结果:这些装所材料性能指标均达到防护相应标准。
of lens of the root of fangfeng of naval ships of compound product development uses proper motion to develop the refus of dustcoat of submarine cotton coverall is oily function.
采自行研制拒油剂配方加强潜艇棉工作罩衣拒油功能。结果:这些装所材料性能指标均达到防护相应标准。
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