基本解釋[毉葯科學(xué)]牙弓前張英漢例句雙語(yǔ)例句Methods To adopt screw expansion appliance to gradually expand posterior and anterior dental arch with 18~33 day activation and 3~6 month retainment.方法採(cǎi)用螺鏇擴(kuò)大矯治器進(jìn)行前牙和後牙的擴(kuò)弓，加力18～33天，戴用保持器3～6個(gè)月。anterior expansion arch更多例句詞組短語(yǔ)短語(yǔ)anterior expansion of arch 牙弓前張anterior expansion arch更多詞組專業(yè)釋義毉葯科學(xué)牙弓前張