Taking hollow fiber membrane module as an example, according to the way of water inflow, it can be classified as outside-in type: raw water enters from the outside of membrane, and purified water flows out from the inside of membrane. On the contrary, it is inside-out type. The working pressure of the inside-out type is higher than that of the outside-in type.

Taking hollow fiber membrane module as an example, according to the way of water inflow, it can be classified as outside-in type: raw water enters from the outside of membrane, and purified water flows out from the inside of membrane. On the contrary, it is inside-out type. The working pressure of the inside-out type is higher than that of the outside-in type. A: 正确 B: 错误

I don't know________. A: what was outside the matter B: what the matter outside was C: what was the matter outside D: what was happened outside

下面哪一种不是主流的空间定位技术（ ）。 A: inside-out B: outside-in C: inside-in D: Hololens

微软Hololens全息眼镜用到哪种空间定位技术（）？ A: inside-in B: outside-in C: outside-out D: inside-out

The car park was outside the main entrance. There was somewhere ____________________ , outside the main entrance.

There are cars parked outside fewer than yesterday.There are ____ parked outside than yesterday.

outside the office

______ is that bike outside?

A (_____) system placed between the company network and the outside world may limit outside access to the internal network ．