单词	safety sub
释义	safety sub安全接头safety sub安全接頭礦冶工程名詞
随便看	joint--knee的意思 joint landing的意思 joint land ownership的意思 joint, lap的意思 jointless的意思 jointless bamboo的意思 jointless flooring的意思 jointless track的意思 jointless track circuit的意思 joint level control的意思 joint liability的意思 joint life annuity的意思 joint line的意思 joint loading的意思 joint, longitudinal的意思 joint losses的意思 joint losses measurement的意思 joint losses of的意思 joint losses of--optical fiber的意思 joint losses， single mode fiber的意思 jointly的意思 jointly and severally liable的意思 jointly controlled entity的意思 jointly dependent variables的意思 jointly determined variables的意思