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架空索道集材
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架空索道集材
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农学
集材
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cable yarding
架空索道集材
用架空起来的钢索汇集木材的集材方式,是山地(高山和丘陵)林区实现机械化集运木材的重要手段。
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streptococcal pyrogenic exotoxin
Streptococcicosis of frog
streptococcus
Streptococcus bovis infection
Streptococcus creamoris
Streptococcus disease of Oreochroms mossambcus
Streptococcus lactisacidi
Streptococcus suis infection
streptodornase
streptokinase
streptolysin
streptomyces
Streptomyces coelicolor genome
streptomycin
streptonigrin
Streptose
streptose
streptothricin
streptpcoccus pneumoniae
stress
stress analysis
stress analysis for hydraulic structures
stress and strain analysis for rock mass
stress and strain and temperature measurement of water project
stress avoidance
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