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About us
Products
Marine mapping
Marine survey equipment
Physical marine equipment
Hydrological environment
Underwater engineering
Hydrological sampling
Fishery resource survey
Model test equipment
Service
system integration
Instrument rental
engineering service
Transportation maintenance
News
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Contact us
join us
contact us
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精導(dǎo)科儀參加2023（第八屆）青島國(guó)際海洋科技展覽會(huì)
Release time：2023-09-25
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