保温防冻
antifreeze thermol insulation
屋面保温防水一体化
integration of insulationand water proof
保温保湿
heat and moisture insulating
thermal insulation and moisture retention
保温保湿试验
test on thermal insulation and moisture holding
保温保压
maintenance of temperature and pressure
heat preservation and maintaining pressure
保温保压筒
pressure and temperature coring system
降温保温工艺
Heating Technology of Reducing Temperature Plus Preservation
阶梯升温保温
step raising and holding temperature
蜗壳保温保压
spiral case with desirable resistance to water temperature and pressure
型壳保温温度
mould holding temperature
轧前保温温度
Soaking Temperature before Hot Rolling