For compressed air and vacuum, the Numatics poppet valves are ideal for single acting cylinders, air bellows, and vacuum material handling.

压缩空气和真空，纽曼帝克提升阀是适用于单作用气缸，空气波纹管和真空材料处理。

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For compressed air and vacuum, the NuAmatics poppet valves are ideal for single acting cylinders, air bellows, and vacuum material handling.

压缩空气和真空，纽曼帝克提升阀是适用于单作用气缸，空气波纹管和真空材料处理。

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Uses: aerospace industry, chemical corrosion-resistant materials, thermal spraying, cold fireworks, aluminum alloy additives, electric vacuum material.

用途：宇航工业，化工耐腐材料，热喷涂，冷烟花，铝合金添加剂，电真空材料。

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The consortium tested the practicalities of using a printer on the Moon by setting up a D-shape 3D printer, which are used to print very large house-sized structures, in a vacuum chamber with simulated lunar material.

BBC: 3D printed moon building designs revealed