Note: 1. Discharge conic pipe and hook spanner are prerequisite accessories, other accessories when in practice, the contract must be the only rule.是什么意思_Note: 1. Discharge conic pipe and hook spanner are prerequisite accessories, other accessories when in practice, the contract must be the only rule.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句