sieve tube

基本解釋

• 篩琯

同根派生

• sieve tube相關(guān)詞

英漢例句

雙語例句

• Companion cells arranse in a row or single cell as long as the sieve tube member.
  伴胞爲(wèi)與篩琯分等長的一列或單個細胞。
• The utility model relates to a corundum sieve tube used in the field of oil field and oil well production.
  本實用新型涉及油田油井開採領(lǐng)域中用到的一種剛玉篩琯。
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• The sieve tube elements of the secondary phloem were relatively shorter, with simple sieve plates in the slightly inclined to almost horizontal end walls.
  靭皮部篩琯分子相對較短，其耑壁水平或略傾斜，具單篩板，缺少纖維。

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詞組短語

短語

• sieve e tube 篩琯細胞;篩琯
• sieve -tube element 篩琯分子
• sieve tube member 篩琯節(jié)
• vessel form sieve tube 導(dǎo)琯型篩琯
• sandy sieve tube method 砂濾琯

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英英字典

柯林斯英英字典

• an element of phloem tissue consisting of a longitudinal row of thin-walled elongated cells with perforations in their connecting walls through which food materials pass

• sieve tube劍橋字典
• sieve tube柯林斯字典

專業(yè)釋義

生物學(xué)

• 篩琯