短语词组短语dam -body prevented-leakage 坝体防渗temperature field of dam -body 坝体温度场the highest temperature of dam -body 坝体最高温度dam body stress 坝体应力dam body security 坝体安全dam body crevice 坝体分缝dam body load 堤体荷重dam body safety 坝体安全 返回 dam body