查询词典 aeolian

The results show that detrital iron titanium oxides of aeolian origin are in majority in the magnetic mineral components of XS 4J and DS 4J.

两个样品的磁性矿物均以风尘碎屑状的钛铁氧化物为主。

The last interglacial strata sequence of Milanggouwan stratigraphic section in the Salawusu River valley has recorded 8^5 sedimentary cycles of aeolian sand alternatively interlaid with fluvio-lacustrine facies or paleosols.

萨拉乌苏河流域米浪沟湾剖面末次间冰期层系记录了8 5个风成的古砂丘砂与河湖相或／和古土壤构成的沉积旋回。

The plant with the xeromorphic structure have a good adaptability to Aeolian sand flow, such as Artemisia ordosica,Caragana korshinskii.

具有旱生结构的植物对风沙流适应性较强，如油蒿和柠条就有比水稻等其它4种植物适应性强的结构特征。

At present, the aeolian desertification is still facing the situation of "partly controlled but whole worsen".

目前我国沙漠化防治仍然面临着&局部治理，整体恶化&的严峻态势。

The larger velocity and more times Aeolian flow was, the greater the decrease of net photosynthetic ratio was.

风速大、吹风次数多的风沙流使净光合速率降低幅度大，并对植物的物质积累与生长发育影响大。

This thesis calculates effects of the Magnus and Saffman forces on the saltation height and distance of sand grains and vertical concentration distribution of Aeolian sand flow by combinations wind tunnel experiment data and motion model of saltating sand grains.

本文结合风洞实验数据、沙粒跃移运动学模型与风沙流的垂向分布模型，数值计算了Magnus与Saffman效应对跃移沙粒的跃移高度、跃移距离以及风沙流垂向质量浓度分布的影响。

The research of lift-off velocity distribution function of saltating sand grain would redound to solve the random problem of single lift-off sand grain from sand bed and promote the combination between microcosmic researches and macroscopical researches of Aeolian sand movement.

沙粒起跳初速度分布函数的研究成果将有助于解决在错综复杂的沙床面上单颗沙粒运动的随机性问题，初步实现微观与宏观研究的结合；跃移沙粒降落速度分布函数对于反演跃移沙粒与沙床面碰撞的恢复系数，深入理解碰撞过程具有十分重要的意义，同时也将促进击溅函数的修正工作。

The time from saturated soil moisture content to wilting percentage of Aeolian sandy soil, Loessial soil and Lou soil was extended by 244.72%,251.11% and 36.31% respectively when Sodium Polyacrylate was applied at the suggested dosage.

风砂土、黄绵土与塿土的蒸发强度随着高分子化合物聚丙烯酸钠用量增加而降低，聚丙烯酸钠用量为0.5%时，砂土、黄绵土与塿土10天累积蒸发量分别较对照降低了59.89%、48.92%与55.81%；综合考虑对土壤蓄水与蒸发能力的影响，聚丙烯酸钠用量为风砂土、黄绵土应控制在0.08%～0.2%，塿土中用量必须严格控制在0.2%左右；在上述用量条件下，风砂土、黄绵土、塿土从饱和含水量蒸发失水至凋萎含水量的时间分别被延长了244.72%、251.11%与36.31%左右。

In order to measure the optimum combination of exciting force and frequency of sand sample with different moisture content and degree of compaction, the machine of MTS fatigue test is used to simulate vibrating roller, the optimum combination measured can provide reference to study interacting of vibrating roller and aeolian sand.

用MTS疲劳试验机模拟振动压路机，测出不同含水量和压实度下的激振力和频率的最佳最合，为研究振动压路机和风积沙的相互作用提供参考依据。

The warmest and humidest period in Holocene, strong summer-wind and pedogenesis, similar climate with the Middle and Lower reach of Yangtze River currently, weakened sand storm and aeolian dust accumulation, strong leaching and argillic processes, the most suitable period was 6760～6520aB.P.; Late Holocene 3100～1500aB.P.

为全新世最温暖湿润期，夏季风强盛，气候类似长江中下游现代气候，风沙活动和风尘堆积减弱，成壤强烈，土壤淋溶和粘化作用较强，气候最适宜期为6760～6520aB.P。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。