查询词典 sac

Methods Our self-designed Can-Irrigate-Urethra ureth ral catheter is characterized by an injecting catheter for irrigating the urethr a, which has an outlet above the air sac.

为此，我们设计制作了一种可冲洗尿道的导尿管(专利号ZL00267398.3)，与Foley双腔导尿管进行比较，效果满意，现报告如下。

Coll or MPAIV alone.the group inoculated with MPAIV and E.coli was more severe inflammation of the trachea, lung, and air sac and dispersion necrosis of parenchyma organs than that of groups inoculated with MPAIV or E.coli alone.

迅速，细菌数目也比A组多，l2 细菌数目差异显著，在3h后差异不显著。④各组脾脏。肾脏和肝脏在接种后偶尔可以分离到细菌，而且数量很少。

An air-filled sac found in large numbers in the thalli of certain seaweeds e.g.

气囊2 在一些海草的植物体中大量的发现的充满空气的囊。

An air-filled sac or structure that aids in the flotation of an aquatic organism.

气囊水生动植物器官中用来帮助飘浮用的充满气体的囊或结构

And it is proved that inoculation via yolk sac is more effective than via allantoid cavity for the isolation of ARV.

结果成功分离到4株广西地方毒株；经对比发现，以卵黄囊接种的途径进行ARV的分离效果较好。

Results showed that β-catenin was positive expression in stellate reticulum,inner dental epithelium,and dental sac at cup stage,in inner dental epithelium,dental papilla cell,and cell nucleus at early bell stage,in cervical loop and cusp cell membrane at late bell stage,and in ameloblast and odontoblast cell at amelogenesis stage.

结果表明，帽状期在星网层、内釉上皮、牙囊均为细胞核阳性表达；钟状早期在内釉上皮、牙乳头细胞核阳性表达；钟状晚期在颈环、牙尖细胞膜阳性表达；成釉期早期在成釉质细胞、成牙本质细胞阳性表达；成釉期晚期均阴性表达。

Hirayama disease should be considered for young patient,especially male patient,with asymmetrical amyasthenia and amyotrophy in the hand and forearm.Hirayama disease can be diagnosed if MR abnormalities of the lower cervical dural sac and spinal cord are seen in a fully flexed position.

当遇到青少年出现手及前臂不对称的肌无力和萎缩而无感觉障碍时，应首先考虑有平山病的可能，可进一步行屈颈MR检查，出现下颈髓及其硬膜囊的特征性表现可确诊。

This delightful single story home is located on a small cul-de-sac in the desirable Village area of Arcadia.

这是令人愉快的独立屋在一个小路街角上，在理的阿凯迪亚市。

An embryo at the stage following the blastula, consisting of a hollow, two-layered sac of ectoderm and endoderm surrounding an archenteron that communicates with the exterior through the blastopore.

原肠胚一种囊胚之后的胚胎，含有中空、两层的外胚层和内胚层，包围着通过胚孔跟外界交流的原肠

After meiosis the ascus contains four or eight haploid ASCOSPORES that are liberated through a pore at the end of the sac.

减数分裂后，子囊内含有四个或八个单倍体的子囊孢子并且在囊泡的顶端开口处释放出来。

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。