smoke protection

Fire smoke and smolder retardants DuPont "Tyvek? DuPont" Tyvek apparel provides excellent protection against microscopic airborne particles.

防明燃、烟燃和余燃的阻燃剂杜邦“特卫强：杜邦”特卫强防护服有效阻挡空气中的微粒。

The smoke box: Can be convenient to put the fragrant one, graceful, economizing, environmental protection, etc.

香薰盒: 可以方便摆放香薰条, 高雅 、 节约 、 环保等.

Not contain CFC. NO smoke for burning. Good protection.

不含CFC,燃烧味不产生黑烟, 环保性佳.

To open a number of smoke-free cars, the protection of our homeland lazy to survive.

多开一些无烟汽车, 保护我们这个懒以生存的家园.

This article not only provides scientific and rational methods for appraisement of fire safety to fire protection engineer, but also offers a reliable reference to design building and smoke control system.

本文不仅可为消防建审人员提供科学合理的消防安全评估方法。也将为建筑设计和防排烟设计提供可靠的设计依据。