论文部分内容阅读
1.木材生产成本 按规划方案要求’帽儿山林场“七五”期间的木材年产量将由1985年的1.2万m~3,增加到1990年的2.5万m~3,木材生产成本见表57
1. The cost of timber production According to the plan, ’The annual output of wood during the “Seventh Five-Year Plan” of Maoershan Forest Farm will increase from 12,000 m 3 in 1985 to 25,000 m 3 in 1990. The cost of wood production is shown in Table 57