谷物积载装置
arrangement for stowage of grain cargo
累积淤积量
accumulated deposition amount
沉积物物源
sedimentary source provenance
Sediment
长白山区沟谷沼泽
Changbai Mountain valley wetland
冲淤变动型沟谷泥石流
valley shape debris flow with erosion and deposit
低位侵蚀沟谷充填
incised valley infilling of lowstand system tract