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- invasive weed optimization 入侵性杂苹优化
- Distribution: India, China and E Asia to S Pacific regions; an invasive weed in America. 原产地:印度;中国;东亚至南太平洋地区;在美国为入侵植物.
- Eupatorium adenophorum, originated from Mexico, and has now spread and become a noxious invasive weed of pasture all over the southwest of China. 摘要外来入侵植物紫茎泽兰目前广泛分布于我国西南地区，给当地草地畜牧业带来极大危害。
- Plants are bad tasting and often become invasive weeds in overgrazed areas. The seeds contain oils. 植株是坏品尝并且通常在过度放牧的地区成为侵略性的杂草。种子包含油。
- The invasive weeds lead to turf deterioration through allelopathy, destroyed the beauty of the turf and caused economic losses. 外来入侵杂草利用其自身的化感作用造成草坪草的逐步退化，破坏草坪的美观性，造成一定的经济损失。
- The alien invasive species that damage the health of wetland ecosystem include alien invasive weeds, alien marine species unsuccessfully introduced and harmful alien red tide alga that are brought with water ballast. 对湿地生态系统的健康造成严重损害的外来入侵物种主要是外来杂草、引种失败的外来海洋生物、随船舶压舱水带来的外来有害赤潮生物.
- He weed out one by one the book he do not want. 他把不想要的书一本一本丢掉。
- First thing tomorrow I'll weed the garden. 我明天一大早首先去除园内的杂草。
- We have to weed out unqualified applicants. 我们必须淘汰不合格的申请人。
- invasive weed 入侵杂草
- We must weed out the traitors in our midst! 我们必须清除我们中间的叛徒!
- alien invasive weed 入侵杂草
- exotic invasive weed 入侵杂草
- She knelt down to pull a weed from the flower bed. 她跪下来拔除花圃上的杂草。
- Eurasian weed with heads of small yellow flowers. 有小黄花头状花序的欧亚杂草。
- He pulled off his coat and started to weed with us. 他脱去上装，开始和我们一起除草。
- An equation or inequality relating the variables in an optimization problem. 在优化问题中，一种表示若干变量相互关系的方程(式)或不等式。
- I'll weed out crabgrass from a lawn. 我将除去草坪上的蟋蟀草。
- Weed out traitors from the army. 肃清军队中的汉奸分子。
- Allelopathy of invasive weeds: A simulation study with cellular automata model 入侵杂草化感作用的细胞自动机模拟研究
