查询词典 water conservation

The rootage of Vetiver grass is very large that could be down to 2～3 meters. It was very known as a ideal plant of soil and water conservation in many countries all over the world.

0 0 1年 1月在广州召开的国际香根草大会上，专家们对香根草在固土保水、抗污染等方面的作用给予了充分的肯定。

At present products are dripping pine rosin and water conservation.

目前产品有滴水松香和松节水。

Therefore the effect of soil and water conservation measures on runoff is obvious.

可见，水土保持措施对径流的影响作用是很大的。

It also simulated to calculate runoff and soil loss in the beginning year of soil and water conservation.

4完成了对延河流域生态服务价值的测算。

Water conservation is not a problem in tropical evergreen forests, so there is no need to shed leaves in a particular season.

对于热带常绿林来说，水分的维持不成问题，所以没有必要在某一特定季节落叶。

Article 28th strengthening river beaches, river banks and dikes of soil and water conservation, prevention of soil erosion and river siltation.

第二十八条加强河道滩地、堤防和河岸的水土保持工作，防止水土流失、河道淤积。

Reforestation and building terraced fields are the most important measures for soil and water conservation.

喀斯特山区的土壤移动受岩性、地形、地貌部位等具体条件的控制作用更为严格。

Based on field investigation and historical data analyzing, the characteristics and causes of flood disasters of Qinba Mountain area were discussed in this paper. Take the harnessed Watershed and unharnessed Watershed as comparative study objects, through analzing the two typical watershed land using and rainfall-runoff dynamic data, combinating the in-situ soil infiltration field testing, a rainfall-runoff model of small watershed which was appropriate to Qinba Mountain areas was built based on improving the SCS model. And then the influence of soil and water conservation measures on the flood processes was analysed.

本文通过野外调查与历史调查资料，阐述了秦巴山地区洪水灾害的特点及成因，以治理流域与未治理流域为对比研究对象，通过对两条典型流域的土地利用状况分析，结合土壤入渗原位测试，充分利用降雨、径流动态观测资料，以SCS模型模拟降雨径流为重点，建立适合于秦巴山地区小流域的降雨径流计算模型，分析水土保持措施对于洪水的作用过程。

Vetiver grass is the ideal plant of soil and water conservation, which have been found only in large area in Chinese mainland.

香根草又名岩兰草，由于根系庞大，被认为是"世界上具有最长根系的草本植物"[1] 。

Vetiver system is a low cost and effective system which has been used for soil and water conservation, infrastructure protection, pollution control and treatment, and natural disaster prevention.

香根草系统是一种价格低廉、用于水土保持、基础设施保护、污染控制和治理、减轻自然灾害等的有效系统，自1988年引入我国已历经20年。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。