华南师范大学成立现代教育技术研究室，李运林任研究室主任，开展了电子教育应用研究工作。
South China Normal University established modern educational technology research, li Yunlin was appointed as research Director, and carried out thee-learning education application research work.
中国因实施天然林保护工程，形成过剩的林业工人和闲置的采运机械设备。
China is involved in the preservative project of natural forest with a great number of idle forest workers and felling and transporting tools.
林道工程师早就知道如何估算运材道路的建筑费用，但在道路建成之前，却无法很好地预估道路建成之后的车辆运营费。
Forest engineers have long known how to estimate construction costs of a logging road, but operating costs of log trucks can not be well quantified before the road is built.
林道工程师早就知道如何估算运材道路的建筑费用，但在道路建成之前，却无法很好地预估道路建成之后的车辆运营费。
Forest engineers have long known how to estimate construction costs of a logging road, but operating costs of log trucks can not be well quantified before the road is built.
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