Especially in the building that is big space, or full of dust, or high humidity, the traditional fire probes hardly can work regularly.

尤其是在一些大空间、多粉尘、高湿度的建筑物中，传统的火灾探测器几乎不能正常工作。

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We pass by the fogs in the dawn and the dust in the dusk. Four wheels are full of the traces of what we have passed by. Break the restriction of space and free you mind.

穿过晨曦中的雾霭，越过黄昏时的烟尘，一路上，四只车轮刻画了洋洋洒洒的痕迹，打破空间的羁绊，想飞的心灵自由自在。

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On one hand, The sofa with a storage box of the utility model adds a storage box, which makes full use of the space under the seat, does not likely to accumulate the dust, and has more practicability;

本实用新型的带储物箱的沙发，一方面增加 了储物箱，充分利用了座位下面的空间，同时不容易积尘，更具有实用性；

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