金属护套保温
metal-sheathed insulation
螺旋钢带保护套
spiral steel belt protective sleeve
气压止血带保护套
protecting jacket of air-pressure tourniquet
热电偶保护套管
thermocouple protective casing pipe
双CPU成套保护
double CPU unitized protection
铜液金属陶瓷热电偶保护套
ceramet thermocouple protective sheath for liquid copper
保护性套管刷取
protected sheath brushing