英语词汇“natural frequency of sucker-rod string”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	natural frequency of sucker-rod string
释义	natural frequency of sucker-rod string [机] 抽油杆柱固有频率
随便看	exchange half exchange half-life exchange half-time exchange hamiltonian exchange hour exchange ideas exchange identification exchange index bond exchange in dollar exchange information exchange input/output exchange instruction exchange integral exchange interaction exchange intervention exchange inversion exchange ion Exchange is no robbery. exchange isoplane exchange isotherm exchange jobber exchange jump exchange keying exchange kisses exchange labor 若教解语应倾国，任是无情也动人。若敲冰而索火，类缘木以求鱼若无三冬霜雪侵，难有梅花放清香若无其事，不慌不忙若无外忧，必有内患若无新变，不能代雄。若无此辈，饿杀此辈。若无水殿龙舟事，共禹论功不较多。若无江氏五色笔，更望刘公一纸书。若无知足心，贪求何日了ついきゅうついきゅう【追及】ついきゅう【追求】ついきゅう【追究】ついきゅう【追給】ついくついく【対句】ついげきついげき【追撃】ついこう