A physical therapist works with a patient. People who have been in accidents or have disabling conditions such as low-back pain, arthritis, heart disease, fractures, head injuries and cerebral palsy turn to physical therapists, commonly called PTs, for help.
Iron ore crusher. In the iron ore crushing plant, the most commonly used iron ore crushers are jaw crusher, impact crusher, cone crusher and mobile crusher. Jaw crusher for iron ore: Jaw crusher is used in primary crushing station. In the iron ore crushing plant, it can crush iron ore into small sizes.
In underground mining, after the initial development has gained access to the coalbed, one of three methods is commonly used to extract the coal: room-and-pillar, longwall, or shortwall.t is also used to recover part of the coal left from underground mining. In the western United States, auger mining is used in conjunction with strip mining. Coal mining by the auger method entails boring horizontal or near-horizontal holes in an exposed face of the coal, and loading the coal removed by the auger.