1. Txhim kho kev ua tau zoo: hluav taws xob thooj voos kheej muaj lub zog siab {1} {{1} {{2} {{2} {{2} Kev tsim nyog
2. Txhim Kho Kom Zoo: Cov thooj voos kheej kheej tswj cov tsis xws li mob stroke, torneision thiab nrawm, yog li kev txhim kho kev tsim khoom zoo.
3. Txo cov nqi tsim khoom lag luam: hluav taws xob tshuab hluav taws xob siv hluav taws xob, hloov cov tshuab hydraulic thiab pneumatic cov khoom siv. Qhov no cawm lub zog thiab txo cov nqi txij nkawm, yog li ua cov nqi tsim khoom lag luam.
4. Kev tiv thaiv lub zog thiab kev tiv thaiv ib puag ncig: muab piv rau cov roj thiab roj pneumatic, sib ntsib hluav taws xob kev txuag hluav taws xob thiab kev tiv thaiv hluav taws xob ib puag ncig.
