shorten the heat

The magnesia-spinel brick has the good thermal-shock resistance however it has the disadvantages of the bad coating adherence and high heat-conducting rate which will shorten the life of the shell of kilns.

镁尖晶石砖的抗热震性能较好却具有窑皮粘挂性能差、导热率高、对窑壳寿命构成威胁等特点。

Welding technique enables several heat-affected zones generated by the matrix to interconnect, and repair welding imposes bad influence on the heat-affected zones further, these factors work together to shorten the failure life of swing arm.

焊接工艺使基体产生的热影响区相互连接，补焊进一步对热影区组织产生不利的影响，这些因素削弱了摇臂的疲劳寿命。

However, the vast heat produced during the operation of lithium ion batteries will rise the internal temperature of batteries, induce the uneven distribution of heat, shorten the cycle life of batteries and even cause thermal runaway.

但锂离子电池在使用时会产生大量的热量，导致电池温度升高以及电池组内电池温度的不均匀，降低电池的循环寿命，甚至会引起热失控。

The research indicates that the failure of converter gas hood is mainly caused by the heat stress of converter and the corrosion of water in tubes, and the high-temperature operation also shorten the service life of water-wall tubes.

研究结果表明：转炉烟罩的失效主要是由烟罩的热应力和工质水的腐蚀所引起，烟罩冷却水管的超温工作大大缩短了它的使用寿命；