rostrum

用法例句

Objective To summarize the X-ray manifestations of lumbar anastomotic spinous process,and to explore its clinical significance.

方法收集并分析本院2004年1月至2008年1月间1 000余份成人腰椎片,发现腰椎吻合棘突的46例,并对其临床与X线表现进行了分析。

By analysis of food composition, 6 species of eels in East China Sea and Yellow Sea are bottom fishes and belong to 3 types of food habit: Dysomma anguillaris,Rhynchocymba ectenura and Rhynchocymba nystromi are benthophagous fishes; Astroconger myriaste and Pisoodonophis cancrivorus are benthophagous-nektivorous fishes; Alloconger anagoides is nektivorous fish.

通过对其食物组成的分析,发现这6种鳗的生态属性均为底层鱼类且分属3种食性类型:前肛鳗、黑尾吻鳗和银色突吻鳗属底栖生物食性;星康吉鳗和食蟹豆齿鳗属底栖生物和游泳动物食性;奇鳗属游泳动物食性。

The morphology of Lytocestus adhaerens (Caryophyllaeidae) is described in the paper, and their eggs development were studied as follows: The worms are 40～112 mm in long, and 2.

本文就寄生于福建省龙海市郊池塘淡水鱼类胡子鲶 (Clariasfuscus)肠道内的突吻纽带绦虫 (Lytocestusadhaerens)的成虫形态进行详细的显微镜观察、测量和描述 ;从虫卵发育到六钩蚴期的形成过程进行观察研究 。