关键词 工程机械 低温环境 故障预防 [gap=499]Key words :engineering machine;lower temperature environment;trouble prevention ...
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However, the high temperature sintered body strength slightly lower, mainly for the use of low temperature environment.
但是烧结体的高温强度稍低,主要用于使用温度较低的环境。
The result shows the deposition environment of the area is a continental lake deposition environment in partly damp and partly arid lower than cold geologic climate of temperature condition.
结果表明,沙三时期该区的沉积环境为半潮湿、半干旱较温凉的古气候条件下的陆相湖泊沉积环境。
At the same time, the lower mixing temperature and compacting temperature of WMA has significantly promote the project quality and construction in the cold moisture environment of tunnel.
同时,在隧道阴冷潮湿的特殊环境条件下施工,WMA较低的拌和压实温度对于保证工程质量意义重大。
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