搜索结果: 1-3 共查到“林业工程 calculation”相关记录3条 . 查询时间(0.046 秒)
CANTILEVER CLAMPING RIGIDITY IMPACT ON DYNAMIC MODULUS OF ELASTICITY CALCULATION
transverse free vibration cantilever clamping rigidity dynamic modulus of elasticity
2009/11/26
The paper presents the impact of the clamping ratio of a clamped beech (Fagus sylvatica) cantilever specimen on the calculation of a dynamic modulus of elasticity. First we measured the specimen’s fre...
THE INFLUENCE OF A ROAD ON INCREASING THE FOREST YIELD ACCORDING TO A COMPUTER MODEL CALCULATION
forest road road benefits wood extraction computer model
2009/11/25
This paper describes the influence of a forest road on the forest yield, according to a computer model. We have analysed the changes of the map on wood extraction types, and forest taxes in the areas ...
Comminution of logging residues with a tub grinder:Calculation of productivity and procurement cost of wood chips
biomass logging residues tub grinder productivity cost of comminution and transportation
2009/2/7
An experiment on comminution of logging residues with a tub grinder was carried out in order to calculate the productivity and procurement cost of wood chips. At the investigated site, the tub grind...