【字彙解釋】

manhole 人孔

manhole

n. 人孔, 檢修孔, 出入孔


【前後詞彙】

major segment 優弓形
making-off table 劃線台
male thread 外螺紋
malleable cast iron 展性鑄鐵
malleable castings 展性鑄件
mandrel 頂心軸
manhole 人孔
manila paper 馬尼拉硬紙板
manual 手冊
manufacture's catalogue 產品目錄
manufacturing illustration 製造說明書