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基于GIS和AIS的渤海海上船舶活动时空特征分析
陈仁丽
1
,
2
(
), 王宜强
3
, 刘柏静
1
,
2
, 宫萌
1
,
2
, 吴晓青
1
,
4
,
*
(
)
Spatio-temporal characteristics of ship activities in the Bohai Sea based on GIS and AIS
CHEN Renli
1
,
2
(
), WANG Yiqiang
3
, LIU Baijing
1
,
2
, GONG Meng
1
,
2
, WU Xiaoqing
1
,
4
,
*
(
)
图2.
2018年渤海船位分布及船舶密度
Fig.2.
Distribution and density of ships in the Bohai Sea, 2018