查询词典 lemma
- 与 lemma 相关的网络例句 [注：此内容来源于网络，仅供参考]
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Compared with the single pollution, the eco-toxicity of compound pollution of As+Cd and Cu+Cd becomes stronger, which preemie a synergistic effect, as far as the lethal concentration to the cell of duckweed's lemma is concerned; As+Cu and As+Cu+Cd is inclined to an antagonistic effect of which the eco-toxicity of compound pollution becomes weaker.
与单一污染相比，As+Cd和Cu+Cd复合污染对浮萍叶绿素毒性增强，表现为协同作用，加强了对浮萍叶细胞的伤害；而As+Cu和As+Cu+Cd复合污染对叶绿素联合毒性作用趋向于毒性减少的拮抗作用。
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On the base of the concept, we give the Schanual Lemma about weak injective modules and discuss the properties of the homomorphisms which can be extended in weak injective modules.
Kerβ的β∈Hom_R，都存在γ∈Hom_R使得β=γα成立，则称T为N-弱内射R-模，且称α为T与M的相伴同态。在此定义的基础上我们给出了弱内射模的Schanuel引理，讨论了弱内射模中能进行开拓的同态的性质。
- 推荐网络例句
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This one mode pays close attention to network credence foundation of the businessman very much.
这一模式非常关注商人的网络信用基础。
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Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.
扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。
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There is no differences of cell proliferation vitality between labeled and unlabeled NSCs.
双标记神经干细胞的增殖、分化活力与未标记神经干细胞相比无改变。