查询词典 weed-cutting

Annual aromatic weed of Pacific coastal areas (United States; northeastern Asia) having bristle-pointed leaves and rayless yellow flowers.

太平洋沿岸地区年生芳香草本植物，叶子上有硬毛，开暗黄色的花。

In a word, according to the research of pulp wastewater treatment using pond-reed system, we discovered that the complex system can removal wastewater pollutants effectively, at the same time, the salinity of soil is dramatic decreased through wastewater washing, which bring many active results: increasing of N, P, and organic matter; enhancing of soil microbes, enzymes, MBC/TOC, and soil respire rate; increasing of reed height and yield, decreasing of weed diversity; affecting of transporting ability of Ca, Mg, K, Zn, and Mn , and improving of water shortage, salinity resistance and rhizosphere metabolized secretion conditions, all those improved the weak ecosystem.

总之，经过对生物塘-芦苇湿地系统处理造纸废水的研究，发现系统能有效去除废水中有机物，同时废水灌溉还极大的降低了土壤盐分，产生了一系列积极效应：系统内氮、磷、有机质增加；土壤微生物和酶活性增强；MBC/TOC及土壤呼吸强度提高；芦苇株高和产量增加，而杂草的多样性减少；同时也会影响系统内钙、镁、钾、锌、锰等离子迁移，改变系统受盐碱和缺水胁迫的现状和根际代谢状况，极大地改善了滨海盐碱生态系统现状。

Now with that rock protection weed and crab grass to form a scab on the green.

然而，房屋西南角的那一块地方总是让人看着别扭。

European dock with broad obtuse leaves and bitter rootstock common as a weed in North America.

有宽钝叶和苦根状茎的欧洲酸模，在北美常作为野草。

Glyphosate is a chemical used in Round-Up and other weed killing products.

草甘膦是在搜捕杀害和其他杂草使用化学产品。

Images taken from the real wheat field (3～5 leaves seedling stage and within the different numbers of crop row) were used to test the novel solution of weed detection in the laboratory.

在实验室内利用实地采集的3～5叶期、不同作物行数的麦田图像对该方法进行了测试。

In order to study conveniently,suppose that each crop row have the same distance, each crop row has not interleaving and there is no weed in the field. Under these conditions some researches were developed.

本文研究时以菜田作物幼苗为作业对象，且假设作物沿行有规律地种植，呈一株一株间隔生长姿态，彼此两株和两行间没有交叠或覆盖。

Originally introduced as an ornamental, now a ruderal weed in some areas of China .

最初引进栽培观赏，现在在中国的一些地区成为杂草。

Look to the rue anemone, if you will, or the pea patch, or to the stubborn weed

去看看白头翁花，如果你愿意，再去看看豌豆畦，或是那倔强地手臂伸过城市街道的野花。

Look to the rue anemone,if you will,or the pea patch,or to the stubborn weed that thrusts its shoulders through a city street.

看的到Rue海葵，如果你愿意，豌豆或修补程序，或在其顽固杂草的推力，通过城市street。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。