但是靠经验粗略估计，绵羊是带毒者、猪病毒扩增者，牛是病毒指示动物。
But the rule of thumb is. sheep are carriers, pigs are amplifiers, and cows are indicators.
鹭科鸟类是湿地生态系统中重要的生物种类之一，也是环境质量评价的一类指示动物。
Ardeidae bird is one of important species belonging to wet land ecosystem, and regarded as indicator for environmental assessment.
设置栅栏是为了指示动物园的位置，从附近的交叉路口和池塘对面就可以清楚的地望见这里。
The enclosures are designed to signpost the zoo's location and are visible from a nearby road intersection and across the pond.
如果机器人不确定一种动物是否适合使用微波炉，它就有可能停下来，发出嘟嘟声，并向人类寻求指示。
If the robot is unsure whether an animal is suitable for the microwave, it has the opportunity to stop, sent out beeps, and ask for directions from a human.
在指示牌上添加一些文字说明你这么关心动物消失的原因。
Add some texts in the sign to make it clear why you care about the loss (丧失) of animals.
诺亚遵照指示建造一艘方舟，并依神谕收容每种动物各一对。
On God's instructions, Noah built an ark and took into it one male and one female of each of the world's animals.
涅尔谢相博士的滴定实验中的“石蕊指示剂”是一种叫帚尾袋貂的动物。
In Dr Nersesian’s titration the litmus was a species called the brushtail possum.
箭头指示到动物园的方向。
原生动物存在于各种污染水体，利用其作为指示生物判断水质污染程度，利用其机能净化污水。
Protozoa exits in various wastewater, by whose biological indicator and mechanism we can determine the degree of polluted water and cleanse the wastewater.
诺亚遵照指示建造一艘方舟，并依神谕收容每种动物各一对。
On Gods instructions, Noah built an ark and took into it one male and one female of each of the worlds animals.
小型哺乳动物和土壤动物是陆地生态系统食物链中重要环节，在生物指示研究中具有十分重要的作用。
Small mammals and soil animals are key links of trophic chains in terrestrial eco-systems, and play very important roles in bio-indicative studies.
指征性病变在肉用动物的宰后检验中起着重要的指示作用，对于常见肉用动物疫病指征性病变的掌握在屠宰检验中是至关重要的。
And the mastery of usual indicative pathological changes of epidemic diseases of animals for table purposes is of great importance in the inspection after slaughter.
之间。文中对软体动物分异度与气候变化的关系也作了探讨，并表明软体动物丰度和分异度是指示气候变化的有用指标。
This paper also discusses relationship between mollusk diversity and rapid climatic change and states that micromollusks are a valuable proxy record in indicating climatic changes.
对MBR中微型动物群落结构随运行历程的变化进行了系统研究，并探讨了微型动物对MBR系统运行的指示作用。
The microfauna community variety in MBR along with time going was investigated, and the indicative effect of microfauna on MBR operating was discussed meanwhile.
此外，小型底栖动物具有活动范围小、对环境的变化反应灵敏等特点，是环境改变很好的指示生物。
Besides, meiofauna are good environmental indicator organism because they move slowly and are sensitive to the change of environment.
根据各监测性原生动物的指示作用、判明了电镀、造纸、机械、毛纺及地面混合污水的污染级别。
According to the indicative role of Protozoa, the author have judged the polluting degree of wastewater of electroplate, paper making, machinery, woolen and the mixed wastewater on surface of ground.
动物群的组合指示了一个以温带草原为主，局部地方有灌木丛林和水体的生态环境，与二登图和比例克动物群的情况相似。
The Gaotege fauna reflects a predominantly temperate steppe habitat, with local shrub and freshwater bodies, similar to the Ertemte and Bilike faunas.
动物于训练员的指示下，到指定的位置保持一稳定姿势，并维持一段时间。
An animal's action to remain at an assigned position, usually in a fixed posture, for a period of time designated by a trainer.
本研究对广东中山淡水寡毛类进行了区系调查，对长江中下游13个阻隔湖泊和通江湖泊进行了底栖动物群落环境梯度分析，初步构建了环境指示函数。
The present paper embodies two studies: faunal analysis of aquatic oligochaeta in Zhongshan, South China, and environment gradient analyses of zoobenthos in 13 Yangtze shallow lakes.
从底栖动物指示种的变化，可预测水质变化的趋势以及季节性的差异。
From the changes of the biological indicators, it could be able to predict the trends of changes of river water quality and seasonal variations.
M BR中微型动物群落结构随srt的延长呈现规律性变化，对MBR的运行有指示作用。
The change of microfauna community was regular with SRT extension, which could be indicative for the operation of the MBR.
M BR中微型动物群落结构随srt的延长呈现规律性变化，对MBR的运行有指示作用。
The change of microfauna community was regular with SRT extension, which could be indicative for the operation of the MBR.
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