A company delivering just such a box is Zappos, the online shoe marketplace that has found explosive success in recent years.

而送递这样一个白盒子的公司就是查跑(Zappos)。这是一家网上鞋店，在近几年它异军突起，大获成功。

NO gas , wapor or dust that may severely affect the insulation of contact box, no explosive or corrosive substance.

无严重影响触头盒绝缘的气体、蒸汽、灰尘及其它爆炸性和腐蚀介质的场所。

Heating cable cross: must be used in explosive situations linear supporting proof junction box, the general situation can also be used splice or welding.

伴热电缆的交叉：在易燃易爆场合必须采用配套的防爆直线型接线盒，一般场合也可以采用绞接或焊接。