hardpan

"hardpan" Chinese translation ("hardpan" in Chinese, "hardpan" 中文翻译, "hardpan"发音):

hardpan n. 硬质地层,粘土层,砂砾层 [n. 硬质地层,粘土层,砂砾层]

Related Entries (相关词条):

calcareous hardpan 石灰性硬磐，石灰磐

lime hardpan 石灰硬磐

iron hardpan 铁硬磐