PCA

音標發(fā)音

• 英式音標 [?pi?.si??e?]
• 美式音標 [?pi?.si??e?]
• 英式發(fā)音
• 美式發(fā)音

基本解釋

• n.極冠極收(波特蘭泥協(xié)會)

同根派生

• PCA相關(guān)詞

英漢例句

• Is Two-dimensional PCA a New Technique?
  關(guān)于二維主成分分析方法的研究?
• Those factors include ceramide, PCA, lact...
  它們是神經(jīng)酰胺,PCA和尿素等。
• Conidia were not produced on Richards medium and PCA medium.
  在5種培養(yǎng)基中Richards培養(yǎng)基和PCA培養(yǎng)基不產(chǎn)孢。
• This PCA machine will automatically give you an analgesic.
  中譯)這臺PCA機器將會自動給你止痛劑。
• The PCA began after extubation and was applied for 72 hours.
  拔除氣管導管后病人感到疼痛時開始PCA,直到拔管后72小時。

• PCA更多例句

英英字典

劍橋英英字典

• abbreviation for patient controlled analgesia: a process in which patients suffering pain can control when and how they receive a drug to reduce their pain
• abbreviation for posterior cerebral artery: a blood vessel that supplies blood to the back of the brain

• PCA劍橋字典
• PCA柯林斯字典