The family building of the Mining Bureau is a place name named after the occupation of its residents. The meaning of a place name is named because it is the residence of workers and their families in the Mining Bureau. The family building belongs to the house allocated to employees by the unit, which is regarded as the welfare for employees. Generally speaking, the living environment of this building is average and the price is cheap. Employees are not allowed to privately trade family buildings allocated by the government, and the ultimate ownership is still the state. The family building allocated by the unit can only be bought and sold by individuals if the house has been transferred to their own names.
Position is a physical term, which refers to the position of an object in space at a certain moment. Refers to the position of an object in space at a certain moment. When an object moves along a straight line, it can be used as a coordinate axis, and an origin o can be arbitrarily taken on the axis. The position of an object is determined by its position coordinates (that is, signed values).