Objective To investigat the clinical valvue of dilater curing contract of conjunctival sac.

摘要目的探讨结膜扩张器在治疗结膜狭窄与萎缩的价值。

In P. striata, the autoradiography of two protein spots 40 and 41 were found in radular sac.

在细线青螺，点40及41的蛋白质被射线显影。

Conclusion:Omental sac pneumatosis is an earliest X-ray manifestation of acute perforation of gastroentestine.

网膜积气征是胃肠急性穿孔的一个最早X线征象。

Slide 1-18 The dark brown body (A) in this picture is a spore sac (ascocarp), called a cleistothecium.

幻灯1-18 在这张照片中，暗棕色的小体（A）是一种孢子（子果），称为闭壳。

Method Conjunctival sac blepharoplasty by skin transplanting and blepharorrhaphy were performed in the same period of HA orbital implantation.

方法羟基磷灰石义眼台期行中厚皮片游离移结膜成形术联合睑缘粘连性缝合术。

Otic vesicle An epithelial sac behind the fifth rhombomere forming the semicircular canals dorsally and the otolith organs ventrally.

耳小形成于半规管背面与耳石器官腹面且在第五后脑特殊节状结构后面的一个上皮。

Dacryocystography was preformed in all patients before operation to confirm the obstructive sity and the size of lacrimal sac.

术前造影以了泪的大小和阻塞的部位，以选择最佳手术适应证。

Method The clinical data of 15 cases with chronic dacryocystisis accepted dacryocystorhinostomy through nasal cavity and lacrimal sac were analyzed retrospectively.

回顾分析经鼻内窥镜下鼻腔泪吻合术治疗慢性泪炎15例的临床资料。

To report two cases of rare primary lacrimal sac tumor-one of inverted papilloma and the other of hemangiopericytoma.

提出两例罕见的上皮性和非上皮性泪肿瘤报告。

The larger embellum could be used as a secondary screening indicator for identifying aposporous embryo sac in Apluda mutica.

存在发达的胚珠附器是水蔗草无孢子生殖胚的特点之一.