fire blast meaning in English

[blight] 【植病】火疫。

The pneumatic - valve structure with simple , reliable operation , export thrust large maintenance convenient and inexpensive , such as fire blast merits pneumatic - valve widely used for chemical , oil , metallurgical , electrical , textile and other industrial production processes autopilot and remote control
由于气动调节阀具有结构简单，动作可靠，输出推力大，维修方便，防火防爆和价廉等优点，气动调节阀广泛应用于化工、石油、冶金、电力、轻纺等工业生产过程的自动调节和远程控制中。