pigra
美
英 
例句
The structure of digestive tract of Whitmania pigra was studied by anatomical and histological methods.
運用解剖學和組織學方法對寬體金線蛭消化道的結構進行了組織學研究。
Resource Investigation of Whitmania pigra and Its Biological Characteristics
寬體金線蛭的調查及生物學特性的觀察
Study of Ethanol Extraction Process for Whitmania Pigra Whitman
水蛭乙醇提取工藝的研究
Residues analysis of pesticides and heavy metals in Whitmania pigra and its breeding base
水蛭及其養殖基地農藥與重金屬殘留分析
Studies on growth and intake law of Whitmania pigra with temperature
溫度對螞蟥生長及攝食規律影響的初步研究
Tissue structure observation of internal organs and skin of Whitmania pigra
螞蟥內臟器官和皮膚的組織結構觀察
Study on oxygen consumption rate and suffocation point of Whitmania pigra
寬體金線蛭耗氧率與窒息點的初步研究