adjustable head stock的用法和样例：
- Head stock built up thermo symmetrically.
- The adjustable head harness located on the outside of the hood is directly attached to the nose cup.
- "Along have China the socialism road of special features to stand down go to", flank signpost:"Here adjustable head".
- Position face mask or nasal mask tightly and adjust head strap until seal is maintained and client is able to tolerate.
- They are suitable for wire guiding rolls, balance wheels, bowl type dies, guiding tubes, head stock of the coatingmachine and wire guiding hars, etc.In are welding rods industry.