常見例句雙語例句The low-stand fan of the upper Es4 is fan-delta deposit and the faulted slope fold belt developed on the gentle slope of Chexi depression controls its spread and distribution.該低位扇爲扇三角洲沉積，其展佈受控於車西緩坡發(fā)育的斷裂坡折帶。 返回 low-stand fan