一、煤炭企业生产要素时间组合的现状所谓生产要素时间组合是指生产要素进入、退出煤炭企业生产经营系统时以及生产运营中 ,在时间上的先后顺序及其在运动中所持续时间的相互联系、相互作用的状态。时间组合的现实形式是企业生产经营活动的时间组织和安排 ,若生产要素都视为广 I. The present situation of the time combination of production factors in coal enterprises The so-called production factor time combination refers to the linkage between the sequence of time and the duration of the movement in the time when production factors enter and exit the production and management system of coal enterprises and in production operations. , the state of interaction. The actual form of the time combination is the time organization and arrangement of the production and business activities of the company, if the production factors are considered as