英汉例句

• some stress resistant physiological indexes of the leaves of three ligustrum species were compared to provide theoretical basis for cultivation management in arid and semi-arid area in north china.

  为给女贞、 金叶女贞和金边女贞在北方干旱、半干旱地区的栽培与管理提供理论依据，对这三种女贞的部分抗性生理指标进行了比较试验。

• water saving effects on surge flow border irrigation were studied under well irrigation in semi-arid area of west liaoning.

  研究了辽西半干旱区井灌条件下褐土涌流畦灌的节水效果。

• one area of concern is the sahel, a vast semi-arid area south of the sahara desert.

  其中值得注意的是西非的萨赫尔地区。这块地区位于撒哈拉大沙漠以南，属于半干旱地带。

• the vegetation features and biomass of sandy rangeland in semi-arid area of yanchi county were studied by means of plot investigation methods since 1991.

  采用样地调查法对盐池县1991年以来不同时期的老封育区、新封育区和对照区进行半干旱沙地草场的植被特征及其生物量比较研究。

• the frequency of sand dust storm has a close relation with meanannual wind speed in the arid, and semi-arid area in china.

  在中国北方地区的干旱背景下，年均沙尘暴的发生频率与年均风速的相关性较强。

• therefore, tree planting and grass growing in semi-arid area maybe reduce runoff, meanwhile, improve monthly runoff distribution in a year.

  我们采取径流实验小区进行对比观测的方法，初步分析了裸地、林地和草地三种不同下垫面条件对径流量及年内分配的影响作用。

• the ceop datasets is significant in validating and improving the model. the reasonable use of water resources in semi-arid area should be paid more attention to by the local government and people.

  此外，ceop的观测数据对模型的验证和改进具有重要意义，半干旱区水资源的合理利用须引起当地政府和群众的重视。

• propylaea japonica is one of important predatory natural enemies in arid and semi-arid area china, especially those preying on younger larvae and eggs of insect pest in orchards and cotton fields.

  龟纹瓢虫propylaeajaponica是我国干旱、半干旱地区农林果蔬生产中重要的捕食性天敌之一，尤其在夏季高温、干旱的情况下，对果园、棉田的幼龄害虫和卵的捕食作用非常明显。

• the vegetation features and biomass of sandy rangeland in semi-arid area of yanchi county, ningxia were studied by means of plot investigation methods since 1991.

  采用样地调查法，对盐池县1991年以来不同时期的老封育区、新封育区和对照区进行半干旱沙地草场的植被特征及其生物量比较研究。

• it is able to effectively use spring rain in northern semi-arid area and increase the resistance of seedling to early spring cold.

  可以在北方半干旱地区充分有效地利用早春降雨。

• heavy deficit of water is a key problem in semi-arid area of the northwest china, inner mongolia .

  内蒙古半干旱地区存在着严重的缺水问题。

• compared with ulmus pumila, platycladus orientalis showed stronger adjustability in the semi-arid area of loess plateau.

  在黄土半干旱区侧柏具有比白榆更强的适应能力。

• in arid and semi-arid area -xinjiang, it's very important to estimate reference crop evapotranspiration(et0)for making water resource optimization.

  在干旱半干旱的新疆地区，估算参考作物腾发量（et0）对于优化配置区内的水资源非常重要。

• tests of the whole maize straw incorporation and the smashed ones were conducted on tideland of semi-arid area of quzhou, hebei province.

  中国农业大学曲周试验站在总结前人基础上 ，结合当地农村实际经济水平和耕作制度 ，提出了玉米秸秆整株还田方法。