ฉันต้องใช้ภาษาอังกฤษถูกหลักไวยากรณ์
The comparison among the bathymetric profiles illustrates an extremely change on the coast in the long time scale, approximately 10 years.
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However, in the short time scale no more than 4 years, the change in the coast cannot be seen obviously.
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The seafloor morphology in the muddy coast of the Chao Phraya River Mouth, Thailand, consists of soft materials or non-consolidated sediments most of which includes clay and a little find sand.
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The Cs-137 concentration shows low contained level in the sediments collected nearby the coast or around 3 to 5 km offshore, while the sediments collected far away or around 8 km offshore have higher contained level.
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This finding suggests that there has been the erosion nearby the coast and deposition far away from the coast.