sieve-portion

sieve-portion的基本解释

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筛部

与sieve-portion相关的网络例句 [注：此内容来源于网络，仅供参考]

And the development and formation of the sieve tube elements of the different cultivars were influenced by the different levels of B: the sieve tube elements of the two cultivars were not formed at the level of 0.001mg/L; At the level of 0.01mg/L, the sieve tube elements of the high efficiency (Qingyou 10) cultivar could be formed, but the structure of the sieve tube elements was not complete, and the abruption and differenciation of the sieve tube elements of the low efficiency cultivar were inhibited, they were not formed; At the level of 0.01mg/L, the sieve tube elements of the two cultivars were formed.

不同硼水平下，不同硼效率甘蓝型油菜品种根尖筛管分子的发育与形成受到影响：硼浓度为0.001mg／L时，两个油菜品种都不能形成筛管分子；硼浓度为0.01mg／L时，硼高效品种青油10号筛管分子可以形成，但结构受到破坏，而硼低效品种Bakow筛管分子的分裂与分化受阻，几乎不可能形成成熟的筛管分子；硼浓度为0.5 mg／L时，两个油菜品种都能正常生长发育。

Results the nipple surface blood was from central retinal artery,sieve plate former district,sieve plate district and postzone were from short posterior ciliary arteries.sieve plate postzone caliber was the thickest,the surface was the next,sieve plate prezone and sieve plate district were the smallest.conclusion the difference of blood capillary caliber in nipple prompts ischemic lesions occur easily in sieve plate prezone and sieve plate district.

结果 视乳头的血供除表层来自视网膜中央动脉外，其余筛板前区、筛板区和筛板后区主要来自睫状后短动脉。筛板后区口径最粗（7.3±1.4）μm，表层次之（6.2±1.3）μm，筛板前区及筛板区最细（4.9±0.7）μm，（5.0±0.8）μm。结论视乳头各层毛细血管口径不同，提示筛板前区及筛板区容易发生缺血性病变。

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与sieve-portion相关的网络解释 [注：此内容来源于网络，仅供参考]

sieve of eratosthenes：爱拉托逊斯筛法

sieve number 筛号,网目 | sieve of Eratosthenes 爱拉托逊斯筛法 | sieve of molecular 分子筛

sieve mesh：标准网目

sieve bend 弧形筛 | sieve mesh 标准网目 | sieve residue 筛上产品

sieve mesh：筛目

sieve elements 筛管分子 | sieve mesh 筛目 | sieve plates 筛板