查询词典 irrigation

Langfang Jihua-trade fuels Management Company Limited was established in 2006, has been two years of coal sales history, major cities headquarters in Beijing have large freight yard with a total area of 160,447 square meters, each package of road freight yard with all the machinery Coal Unloader missing, the coal and coal transport system, sprinkler irrigation equipment, are equipped with dedicated rail lines.

项目背景：廊坊冀华通贸燃料经营有限公司成立于2006年，至今已有2年煤炭销售历史，总公司在北京各大城市均有大型货场，总面积160447平方米，每个货场均拥有整套行进的机械缺卸煤、配煤系统和煤炭转运、喷灌设备，均配有铁路专用线。

Through pot cultivation of different sewage irrigation, we know that potherb mustard would be turning color in nerve and drying out and without green in Cd-contaminated soil. And in the Pb-contaminated soil, the potherb mustard would be wilt and lost greenand leaves appeared reddish-brown patchs and new leaavs curls.

通过不同水质污水灌溉的生物盆栽试验，可知雪里蕻受镉污染的受害症状主要表现为沿叶脉变色，失水失绿，受铅污染的受害症状主要表现在失绿萎蔫，有红褐色斑块，新叶卷曲。

The principal PVC products in which lubricants are used include rigid pipe and conduit, which are used for the transport of gas, waters, irrigation piping, drain, waste and vent, sewer drains, and conduits.

添加了润滑剂的主要 PVC 产品，包括钢管和管道，传输气体、水、灌溉、管道运输、排水、废水废气、污水、喷泉等。

Some of the changes are influenced by irrigation schemes, like the Aral Sea in central Asia which has shrunk in size by three-quarters in the last 40 years as waters have been diverted to help a cotton-growing scheme.

部份改变则是灌溉计画所造成；因栽棉计画而改道的水流，导致中亚的咸海面积过去四十年缩小了四分之三。

A county-wide dynamic optimization model is used to evaluate the potential contributions associated with the adoption of sophisticated irrigation system technology and anticipated biotechnological advances in crop production on ground water conservation.

描述：采用一个全国性的动态优化模型来估计复杂灌溉系统技术带来的潜在作用，并预测生物技术在农作物生产中利用地下水方面的好处。

Compared with the soil water content,it will be much more scientific to use the soil water potential as the lowest limit index of crop non-sufficient irrigation and be easier to be applied and extended.

农田非充分灌溉中，习惯将土壤含水率作为控制灌溉的指标，但实质上，用土壤含水率作为控制指标是有缺陷的。

Crop sensitive index crop water production function deficit irrigation

作物敏感性指标；作物水分生产函数；非充分灌溉

Nations have tried ad hoc irrigation witnessing widespread saline crop pasture land.

一些已经尝试过非常规水利工程的国家亲身经历了放牧作物地盐碱化的扩大。

According to the selected BP model and related water table depth records and other information, the annual and monthly mean water table depth trends in the future planning year (2005, 2010) are forecasted on condition that water saving reconstruction projects are accomplished in the larger scale experimental zone of Hetao Irrigation district.

在此基础上根据黄河河套灌区多年的水文、气象和地下水信息，对一个大尺度区域的多年年均地下水埋深变化进行了BP模型的模拟与检验，预测了灌区节水工程实施后未来规划水平年(2005，2010年)年平均、月平均地下水位下降的动态。并进行了RBF模型与区域水均衡法的检验与对比，进一步验证了预测结果的可靠性。

The increase of soil water content in woodland by drip-irrigation is of great importance to plant growing in desert area.

滴灌措施下林地土壤含水量的改善对沙漠区植物的生长至关重要。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。