A type of screw and nut with coarse pitch was applied to realize thread core demoulding automatically.
采用螺距粗的螺丝和螺母实现螺纹型芯自动脱模。
2
Sanhe has many core technologies such as screw style evaporator, plate type evaporator, "U"shape evaporator, "V" shape condenser, industrial air conditioner and so on.
公司还拥有多项制冷核心技术，如螺旋蒸发器、板片蒸发器、U型蒸发器、V型冷凝器、工业空调机等。
3
The stresses inside and outside the core of a screw dislocation are obtained.