Fabrication help closed type, conceal eaves style , fluffy , open style of canvas.

可制作成全封闭式、遮檐式、帆布蓬、敞开式。

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Waterproof: for PEVA rubber material closed type air bubble structure, each of the gas chamber in close condition.

防水：材质为PEVA橡塑密闭型气泡结构，每个气室处于封闭状态。

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Light weight and small volume, convenient maintenance. Its closed type structure can effectively prevent dust pollution.

体积小重量轻，维护保养方便，封闭式设计时可防止粉尘污染。

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Worse still, some entire industries remain closed-off to this type of cross-sector innovation and this, partnered with constrictive supply chains, is stifling technological progress.

BBC: Business

Initially open with glass walls, the master-bedroom suite can be closed off from the rest of the home with a type of glass that turns from clear to opaque at the flip of a switch.

WSJ: Modern Homes: A Bachelor Reboots

It's a type of security that has been around since Congress created a new class of closed-end funds in 1980 that allows individuals to tap into private-equity deals.

FORBES: Nothing Ventured