本文采用两种脑模型：卵球脑模型和球脑模型。
In this paper, we use two head models: ovoid head model and sphere head model.
雌性生殖结构：在某些同节植物中的雌性生殖组织，通常是一个圆形细胞或气囊，包含一个或多个卵球。
A female reproductive structure in certain thallophytes, usually a rounded cell or sac containing one or more oospheres.
通过室内试验和数理统计的方法，研究了光棘球海胆受精卵发育的生物学零度及有效积温。
The biological zero temperature and effective accumulated temperature in sea urchin Strongylocentrous nudus were determined by constant temperature experimentation in a laboratory.
结果发现球抗能提高球虫病鸡的存活率和相对增重率，减少血便记分和盲肠内容物卵囊数，减轻盲肠病变。
The results showed that QK could improve the survival rate and relative rate of gain, decrease the bloody stool scores and oocysts of cecum content, and relieve the pathological changes of cecum.
试验表明金刚石—硬质合金复合球齿钻头是一种理想的钻进卵砾石层的钻头。
Test results show diamond enhanced tungsten carbide composite spherical crown button bits are the ideal bits in drilling cobble and gravel formation.
首先，采用卵囊形态结构特征观察与回归动物试验相结合的方法，对江苏省高邮市家鹅感染球虫的种类进行了调查与鉴定。
Firstly. Based on the morphology of the oocysts and experimental infection, the coccidial species were investigated and identified from 16 domestic gooseries in Gaoyou-county Jiangsu province.
首先，采用卵囊形态结构特征观察与回归动物试验相结合的方法，对江苏省高邮市家鹅感染球虫的种类进行了调查与鉴定。
Firstly. Based on the morphology of the oocysts and experimental infection, the coccidial species were investigated and identified from 16 domestic gooseries in Gaoyou-county Jiangsu province.
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