at base短语²⁸⁹⁶⁴ 基本例句 本质上 Objective To improve the imaging diagnosis and differential diagnosis of atypical hydrops at base lung. 目的提高对不典型肺底积液的影像诊断与鉴别诊断。 dictall The pressure, temperature and chemical species distributions are obtained at base regions. 给出了底部流场的压力和温度分布及各组分的浓度分布。 cnki