Terms for subject Oil / petroleum containing frozen

English	Chinese
annually frozen layer	年冻融层
annually frozen layer	年冻结层
eternal frozen ground	永冻土
ever frozen soil	永冻土
free length of frozen stuck pipe	卡死管自由长度
frozen earth storage tank	冻土储罐
frozen fluid	冻结液体
frozen valve tray	固定阀塔板
seasonally frozen soil foundation	季节性冻土地基