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词典

道碴的意思

dàochá

道碴

拼音dào chá
注音ㄉㄠˋ ㄔㄚˊ

词语解释

道碴[ dào chá ]

⒈  即道砟。参见“道砟”。

引证解释

⒈  即道砟。参见“道砟”。

国语辞典

道碴[ dào chá ]

⒈  在兴筑铁路时铺于路基之上，用以埋藏轨枕之物料，如碎石、砾石等。

英语(railway)​ ballast

德语Bettung (S)​

近音词、同音词

词语组词

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