sac 中文意思是什麼
音標 [sæk]
sac
解釋
SAC =Strategic Air Command 〈美國〉戰略空軍司令部。n. 名詞 1. 【生物學】囊,液囊。
2. 上衣 (=sack)。
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Amniocentesis is the removal of fluid from the amniotic sac.
羊膜穿刺術是從羊膜囊抽取羊水的技術。 -
Antipodal cells the three haploid cells found in the embryo sac of seed - bearing plants that migrate to the chalaxal end of the sac farthest from the micropyle
反足細胞:胚囊三次分裂形成卵細胞,助細胞和極核等,其中位於合點端的三個單倍體細胞稱反足細胞。 -
Embryological studies reveal that megaspore and such cells as egg, synergid and antipodals in mature embryo sac initiate the division of forming haploid plants through embryogenesis or callus formation
胚胎學觀察揭示大孢子與胚囊內的卵細胞、助細胞和反足細胞均有可能在培養中啟動分裂,通過胚狀體或愈傷組織形成單倍體植株。 -
The peritoneal cavity is a closed sac.
腹膜腔是一個封閉的囊腔。 -
Several live worms were found in his conjunctiva sac
后來在門診中發現結膜囊里有數只活寄生蟲。 -
Conclusions dilater can promote the formation of fornicai conjunctive, increase the total area of conjunctival, cure malformation and contract of conjunctiva sac
結論結膜囊擴張器能促進結膜囊彎隆部形成,增加結膜總面積,有效矯正結膜囊畸形和縮窄。 -
In the first method, one drop of this dilution is dropped into the conjunctival sac.
第一種方法是將一滴這種稀釋液滴入結膜囊。 -
The heart sounds are muffled when the pericardial sac is distended with fluid.
當心包充滿液體時心音減弱。 -
Dropsy of the vittelline sac
卵囊水腫病 -
Starch grains present in the embryo sac and placenta are utilized by the embryo.
存在於胚囊和胎座中的澱粉粒為胚胎所利用。 -
Bisporic embryo sac
雙孢胚囊 -
It is concluded that embryo sac sterility was the main reason for highly stable seedless characteristic of lipeng no. 2 cultivar
因此,胚囊高度敗育是麗? 2號產生無核的主要原因。 -
Observation by paraffin section showed that lipeng no. 2 embryo sac mother cells were almost entirely degenerated during megasporogenesis
切片觀察發現,麗? 2號胚囊母細胞在四核期已完全退化。 -
Enclosure of the nucellus by the integuments is incomplete, the embryo sac or, in gymnosperms, to the archegonium
珠被並不是將珠心完全封閉,而是留有珠孔以便受精時花粉管進入胚囊,或裸子植物的藏卵器。 -
Illiensis type and t. tetraphylla type. there are more than one types of embryo sac in 3 species, sush as t. illiensis, t. heteropetala and t. heterophylla
在所報道的5組共45種鬱金香屬植物中,發現該屬植物的胚囊發育類型具有一定的系統學意義。 -
I was hoping sac game would see some fires lit, but the den game was horrible
我希望馬刺的比賽能有些火焰,不過對丹佛那場真差勁。 -
The gonads form from a group of large granulated yolk sac cells which invacle the germinal ridges.
性腺是由一群大的顆粒的卵黃囊細胞入綴生殖峭而形成。 -
It is formed by fusion of vesicles from the golgi apparatus, resulting in a flattened membrane - bounded sac spreading across and effectively divding the cell
高爾基體產生的小泡在赤道面上彼此融合而形成有膜包圍的平板,即細胞板。 -
Figure 10. a, femoral hernia. h indicates hernial sac. b, color doppler scan of a femoral hernia at 2 different leels showing the mass medial to the femoral essels
圖10a ,股疝。 h ,疝囊。 b ,于股疝兩個不同的水平經彩色多普勒掃描顯示腫物位於股血管內側。 -
Figure 10. a, femoral hernia. h indicates hernial sac. b, color doppler scan of a femoral hernia at 2 different levels showing the mass medial to the femoral vessels
圖10a ,股疝。 h ,疝囊。 b ,于股疝兩個不同的水平經彩色多普勒掃描顯示腫物位於股血管內側。
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