sieve tube
筛管：一种由一系列端对端相连的薄壁活细胞组成的管道
常用释义
英式发音
美式发音
基本释义
- 筛管：一种由一系列端对端相连的薄壁活细胞组成的管道，主要用于有机溶质的转运。
例句
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1·Companion cells arrange in a row or single cell as long as the sieve tube member.伴胞为与筛管分子等长的一列或单个细胞。
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2·The utility model relates to a corundum sieve tube used in the field of oil field and oil well production.本实用新型涉及油田油井开采领域中用到的一种刚玉筛管。
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3·This machine USES the S-shaped milling cutter to extrude materials into particles through stainless steel sieve tube.本机是用S型碾刀，通过不锈钢筛筒的筛孔，把物料挤出颗粒的设备。
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4·Aimed at the current status of petroleum slotted sieve tube, a kind of new typed slotted sieve tube with compound slot was developed.针对石油割缝筛管的现状，开发出了一种新型复合缝腔割缝筛管。
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5·The tracheid and sieve tube elements are all differentiated from the procambia in the center of the haustoria, and the former occurs prior to the latter.吸器中管胞和筛管都是从吸器中央具有原形成层特性的细胞分化的，管胞的分化先于筛管，或同时进行。
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6·The end walls of sieve-tube elements in the phloem have 4-6 specialized sieve areas which together form compound sieve plates.韧皮部中筛管分子的端壁是由4—6个梯状排列的筛域组成的复筛板。