Terms for subject Rail transport containing region

English	Chinese
climatic regions	气候区
location of line in mountain and valley region	山区河谷选线
location of line in mountain region	越岭选线
mountain and valley region location	山区河谷选线
region of continuous medium	连续介质区
region of dependence	依赖区
region of influence	影响区域
saline soil region	盐渍土地区
severe cold region area	严寒地区
stagnation point region flow self-solution	驻点绕流相似性解
subgrade in expansive soil region	膨胀土地区路基
subgrade in morass region	泥沼地区路基
weld region	焊接接头区
X-ray region	射线区 (光谱中)