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一种附加螺旋桨导流罩的重力式采样器

Release Time:2020-04-09  Hits:

First Author: Ma Zhe

Disigner of the Invention: 翟钢军,曾稳,Yin Wang,徐宏

Application Number: 201920149965.5

Authorization Date: 2019-01-29

Authorization Number: ZL 201920149965.5

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