column head

短語詞組

短語

• coal column machine head 煤棒機機頭
• column n head 柱頭;柱帽
• column cap head 柱頭
• flared column head [建]漏斗式柱頭
• column head pressure 柱頭壓
• flared d column head 漏斗式柱頭
• expanded column head 擴頭柱
• column head sampling 柱頭進樣
• water column head 水柱高度
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