| 释义 |
potential head位（水）头；势（水）头potential head势差；位〔置高〕差potential head位落差；势水头potential head势差；位能差potential head位头；势头potential head势差；位差potential head高差，位差potential head位能水头potential head势能水头potential head势水头potential head势头potential head位落差；勢水頭機械名詞—兩岸機械名詞potentia |