LI Chun gan1,2, DAI Hua-bing2.
An Experiment of Spatial Positioning with Portable GPS Based on Forest District GPS Control Network
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CONG Jinghua1,CHANG Siqin2.
The Analysis of the Air Flow in the Blower of Portable Pneumatic Extinguisher
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Duan Dezhi & Liu Benxi.
DETERMINATION OF REQUIREMENTS FOR THE LONGITUDINAL BALANCE OF PORTABLE CHAIN-SAWS
[J]. JOURNAL OF NANJING FORESTRY UNIVERSITY, 1988, 12(03): 56-63.