constant maintenance
词语: constant maintenance
解释: 经常维护
词性: 名词
词典: 电力专业英汉词典
constant maintenance 相关解释
constant maintenance 〔名词〕经常养护
constant maintenance 〔名词〕经常保养,经常维护
constant maintenance 经常养护
constant maintenance 〔名词〕经常维护
经常维护 constant maintenance
经常维护 constant maintenance