によって Narawit Kamai 8年前.
584
oceanography
Oceanography
Problem without Teachnolgy
More data to concern if don't have machine to analyze
Can't reach many limit spots
Limit of Diving Zone
No food enough for diver
Communication Problem
Exist of Technology
Satellite
Particularly important information back to land-based
creating a model of ocean's movement
Submarine
Do Auto pilot without manual
Reach limit spots
Subtopic