• PQCDSM(production,quality,cost,delivery,safety,morale)

• Early treatment

• Sight glass

• L-threatment

• Inner race bearing

• Banding machine

• scooping jig

• Galvanizing process

• Inductor

• Short wavelength

• Arithmetic formula

• Steel grade

• Inactivation

• Wedge shape

• Welded steel structure