WORM REDUCTION GEAR 蜗轮减速机 ; 减速机 ; 蜗轮蜗杆减速传动机构
worm reduction box 蜗轮蜗杆减速箱
worm reduction gear unit 蜗杆减速齿轮箱
worm reduction unit 蜗轮减速器
Hindley worm reduction units 直廓环面蜗杆减速器
worm type of reduction gearing 蜗轮蜗杆减速器
The worm reduction rate was estimated for each group.
计算各组减虫率并进行统计学处理。
The worm reduction rate and egg reduction rate were compared between groups.
比较各组间的减虫率和减卵率。
The worm reduction rate after challenging with mainland strain cercariae in mice immunized with rSj26 was 26~32%, similar to that in mice immunized with 24-26 kDa antigen.
若以两种抗原加福氏佐剂分别免疫小鼠，以日本血吸虫大陆株尾蚴攻击感染，减虫率相似（26～32％），表明两种抗原存在一定程度的交叉免疫保护性。
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