propagation
英[,prɒpə'ɡeɪʃən]
美[,prɑpə'geʃən]
- n. 传播；繁殖；增殖
实用场景例句
- If a plant has spotted or crinkled leaves, do not use it for propagation.
- 如果植物的叶子有斑点或者萎缩，就不要用来繁殖。
柯林斯例句
- Rose propagation has a long and rich history.
- 玫瑰繁殖有着悠久的历史。
辞典例句
- Such rootstocks or cultivars were reproduced true to type by vegetative propagation.
- 这些钻木和品种,通过无性繁殖长成和亲本一样的类型.
辞典例句
- It is the reverse of the propagation step in addition polymerization.
- 这一过程是加聚反应历程中链增长步序的逆过程.
辞典例句
- Efficient methods of vegetative propagation and improved screening techniques are also required.
- 高效率的无性繁殖法和改良的鉴定技术也属必需.
辞典例句
- So far we have described the propagation of alternating magnetic fields.
- 至此我们讨论了交变磁场的传播.
辞典例句
- Crack propagation usually begins slowly.
- 裂纹的增长常常是开始缓慢.
辞典例句
- We first take up the subject of optic ray propagation through a variety of optical media.
- 首先研究光束通过各种光学介质的传播问题.
辞典例句
- Clonal propagation can also give some large gains in a relatively short time.
- 繁殖无性系也可以在较短期间内提供较大的增益.
辞典例句
- Diseases spread by insects are encouraged when climatic conditions propagation of the vector.
- 当气候条件适于媒介昆虫繁殖时,由昆虫传播的疾病即行蔓延.
辞典例句
- The method is a direct simulation of the actual process of radiation propagation.
- 这种方法是辐射传输实际过程的直接模拟.
辞典例句
- Also, the idea of progress and its enthusiastic propagation may have some effect.
- 还有, 进步观念及其热烈宣传也会产生某种效果.
辞典例句
- A complete study of the propagation of shock waves in elastic solids is presently lacking.
- 关于弹性固体中冲击波的传播,目前还缺少全面的研究.
辞典例句
- The simplest explanation of aberration is the analogy of light propagation to the fall of raindrops.
- 对光行差的最简单的解释,是把光的传播同雨点的下落作类比.
辞典例句
- Propagation of virus in embryonating eggs was first used by Goodpasture and Woodruff in 1931.
- 1931年Goodpasture和Woodruff首次应用鸡胚培养病毒.
辞典例句