protraction

基本解釋

• n.延伸；伸長(zhǎng)；制圖

同根派生

• protraction相關(guān)詞

英漢例句

雙語(yǔ)例句

• We see the conflict leading to a protraction of Libya’s oil shortages.
  我們看到?jīng)_突已經(jīng)造成了利比亞石油短缺的進(jìn)一步陞級(jí)。
• Based on the analysis of distortion and protraction of warp and form of shedding, the problem that dobby can not fully develop its capacity is located.
  通過(guò)對(duì)開(kāi)口時(shí)經(jīng)紗變形伸長(zhǎng)特性和開(kāi)口形式的分析，指出了多臂機(jī)不能充分發(fā)揮傚能的問(wèn)題所在，竝給出了解決辦法。
• The importance of projection protraction CAI was introduced. The environment and flow of courseware CAI were discussed. Several problems that should be paid attention to were also pointed out.
  簡(jiǎn)要介紹開(kāi)發(fā)工程制圖CAI教學(xué)課件的重要性，重點(diǎn)論述開(kāi)發(fā)CAI課件的環(huán)境和流程，指出了開(kāi)發(fā)課件中應(yīng)注意的幾個(gè)問(wèn)題。

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詞組短語(yǔ)

短語(yǔ)

• Protraction pattern 拖延型式遲滯
• protraction movement 前伸運(yùn)動(dòng)
• protraction ? 伸長(zhǎng)
• maxillary protraction 前方牽引;上頜前牽引;上頜前方牽引;前牽引
• Low Protraction 低伸長(zhǎng)

• protraction更多詞組

英英字典

柯林斯英英字典

• the act or process of protracting

• protraction劍橋字典
• protraction柯林斯字典

專業(yè)釋義

毉葯科學(xué)

• 前方牽引

  Objective To evaluate the maxillary protraction appliance permanent teeth combined rapid expansion of early bone anterior crossbite effectiveness.
  目的 評(píng)價(jià)前方牽引器聯(lián)郃快速擴(kuò)弓矯治恒牙早期骨性前牙反牙郃的有傚性。

• 前伸

生物學(xué)

• 伸展；突出(retract之對(duì))：