查询词典 accumulation

The bimodal pattern of nutrient variation is characterized by consumption in spring, increase in summer and autumn, and accumulation in winter.

河流输送量的变化，对氮的影响最显著，对磷的影响次之，但硅对河流的响应并不强烈，这因为胶州湾的硅主要来自底矿化。

After comparison of 30 and 50℃ treatments, AQDS were added into 3 kinds of microorganism biocoenosis from Jiling, Tianjin and Sichuan paddy soil, and it showed that AQDS could accelerate the reduction of Fe 10%-288%, meanwhile, temperature could accelerate the reduction of Fe 6%-17%. In axenic culture treatment of 6 kinds of bacterial strains from Sichuan and Jiangxi paddy soil, the maximum accumulation amount of Fe reduction rate was constant, the maximum reaction rate and ferric reduction rate of ferric strain JX-a08 all increased as temperature rose, which showed that bacterial strain JX-a08 were suitable to 50℃.

在30和50℃培养温度下，来源于吉林、天津和四川的3种水稻土微生物群落添加AQDS可使Fe还原的反应速率常数增加10%~288%，而温度变化的增加幅度仅为6%~17%；对分离自四川和江西水稻土中的6株铁还原菌的纯培养试验发现，菌株JX-a08的Fe最大累积量、还原速率常数、最大反应速率及铁还原率均随培养温度的升高明显增加，表明菌株JX-a08更适于在50℃下生长。

Accumulation of toxic substances in the biosphere is causing serious changes in the structure and function of natural ecosystems.

生物圈内有毒物质的积累，造成了天然生态系统的结构与功能的严重变化。

The feeling of happiness is the accumulation of bit by bit.

幸福的感觉，是点滴的积累。

Eichhornia crassipes; Compost of pig feces; Humification; Potassium accumulation; Potassium bitartrate (KHC_4H_4O_6); Cellulose; Xanthogenate

农业科技，农业基础科学，肥料学凤眼莲；猪粪堆肥；腐殖化；钾富集；酒石酸氢钾；纤维素；黄原酸盐

Although some studies were conducted to research in the accumulation and depuration of DA in bivalves, little is known of the metabolism mechanism of DA in fish.

尽管一些研究已对DA在双壳类动物中的积累和净化有一定的研究，但是关于DA在鱼类中的代谢机制研究得很少。

The uptake of dissolved metals, a potentially significant source for overall metal accumulation in bivalves , is liable to be influenced by biotic and abiotic factors.

对溶解态重金属的吸收是贝类累积重金属的重要来源之一，易受到生物因素和非生物因素的影响。

Accumulation of BP in blood plasma played a major role in the formation of lymphocyte micronucleus.

血浆苯并芘的蓄积是导致微核形成的主要因素。

An excessive accumulation of serous fluid in tissue spaces or a body cavity.

过多水浆集聚在皮下结缔体素里引起的普遍性水肿。

"Laser technology is also sensitive to dust and dirt accumulation during travel, which can lead to poor tracking performance," said David Bohn, senior engineering architect at Microsoft and BlueTrack Technology co-inventor.

"激光技术，也是敏感的灰尘和污垢积累在旅行中，从而导致穷人的跟踪性能，"大卫说，在18洞拿下，高级工程建筑师在微软的工作与bluetrack技术的共同发明人。

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。