In the capital , residents stocked up on face masks and air purifiers .

在北京，市民们大量购买口罩和空气净化器。

Online expat discussion groups in beijing debate the merits of different air purifiers .

在北京的外国人在论坛上火热讨论着不同空气净化机的优劣。

They noted that it was not built to earthquake safety standards , and relied on water purifiers and other vulnerable equipment connected to the reactors by more than a mile and a half of rubber hoses .

他们注意到这个系统不是按照地震标准建立，而且依靠净水器和其他脆弱的设备，通过大于一英里半的橡胶管连接到反应堆。

This is where mother nature 's air purifiers come in : plants produce oxygen and eliminate vocs at the same time .

这就是自然的空气净化器起作用的地方：植物产物氧气，同时消灭vocs。

Shops have been unable to keep up with the surge in demand for masks and air purifiers , with many running out .

口罩和空气净化器的需要骤增，商店已经无法满足这些物品需求，许多商店已经脱销。