| 释义 |
semi·sul·co·spi·ra AHDˌsemə̇ˌsəlkəˈspīrə
基本例句
短沟蜷螺属¹⁰⁰
Semisulcospiraliber-tina is first discovered in Ichun Area, Heilongjiang Province.在该地区,首次发现放逸短沟蜷作为第一中间宿主存在。
Objective To understand the biochemical characters of the intra-species ofSemisulcospiraand importance of paragonimiasis transmission.目的探讨短沟蜷属螺类生化特性和种间差异,以及对传播卫氏并殖吸虫病的意义。
In this study, the morphology, drag, lifts, adhesive forces and dislodgment velocities of Sinotaia quadrata,Semisulcospiralibertina, and Thiara granifera were measured.本研究中将针对石田螺、川蜷与瘤蜷的型态、阻力、升力、吸附力与冲落流速进行量测。
Keywords Paragonimus;First Intermediate Host;Semisulcospiralibertina;Oncomelania hupensis Tangi;Tricula;Erhaia;关键词并殖吸虫;第1中间宿主;放逸短沟蜷;湖北钉螺闽亚种;拟钉螺;洱海螺;
The results showed that the infective rate ofSemisulcospirasp. snails decreased from 2.20‰ in 1964 to 0.67‰ in 1993;20‰下降至1993年的0。67‰,1994年后螺密度锐减,很难采集到。1964年东北喇蛄感染率均在60%以上,感染度无明显变化,1996年后疫河中喇蛄几乎绝迹。家犬感染率在44。 |