查询词典 fish-pond

The daily total metabolic rates were determined for 31 fish with closed respirometers. In addition, resting daily total metabolic rates were determined for 20fish by confining the fish into a cage within the respirometer. The fish weighed 72.9-133.3g and were fed different ration levels from starvation to 4% bw / day at 25℃.

在25℃不同日粮水平（饥饿─4％体重／d）条件下，采用封闭式呼吸仪测定了31尾鲇鱼（体重72.9─133.3g）的日总代谢率，然后，将鱼限制在呼吸室中的限动笼内测定了其中20尾鲇鱼的静止日总代谢率，并计算出了鲇鱼的特殊动力作用和活动代谢率。

Through experiment on the nutrient contribution in fish diet,thefeeding custom of dolphins was concluded,that was in winter,dolphinslike to eat fish with high energy,such as houttuyn;in summer,dolphinsturn to like fish with low energy,such as ribbonfish and polynemidae.Based on it,scientific feeding system and other relatively husbandrymethods were preliminary formed.

2通过对海豚的每一批饵料鱼体营养成分的测定分析(粗蛋白、粗脂肪、灰分、水分和总细菌数)，进而通过对海豚的食性、日食量及食前反应、食后反应等方面的研究，发现了海豚的季节性饮食喜好规律，即海豚在冬天喜欢采食鲐鱼等高能量型鱼类，在夏天喜欢采食带鱼等低能量型鱼类，首次建立了海豚的饵料投喂、营养补充物质的适量添加及定期进行驱虫、接种疫苗和体格检查等科学饲养管理方法体系。

However, the results of fish intake show that the fish consumption by students in pacific saury and mackerel with higher EPA and DHA were obviously less than in ribbon fish and tilapia which give lower EPA and DHA.

与文献报告比较，在餐厅供应之膳食鱼肉中，学生每日 EPA 和 DHA 摄取量偏低，故应增加膳食鱼肉的供应量和供餐次数，才能获得人体生理所需足够的 EPA 和 DHA 。

On the Mexico coast, an American businessman sat on the shipside of a small fishing village, looking at a Mexico fisherman rowing a tiny boat in shore, with several rhubarb fish in his boat; the businessman laid it on with a trowel to fisherman for those slap-up fish, and asked him how long he took to catch so many fish?

在墨西哥海岸边，有一个美国商人坐在一个小渔村的码头上，看着一个墨西哥渔夫划着一艘小船靠岸，小船上有好几尾大黄鳍鲔鱼；这个美国商人对墨西哥渔夫抓这么高档的鱼恭维了一番，问他要多少时间才能抓这么多？

One day, a big fish finally took the bait. The fish dragged the rope, diving down to the bottom of the sea and then, jumping up to the sky. Wave made by the fish was as high as hill as if the whole East Sea was stirred. King of dragon was astonished when saw the stirring. The creatures around a thousand kilometer were panic-stricken.

有一天，终於有条大鱼上钩了，鱼儿牵动鱼绳，时而深入海底、时而跳到天际；鱼儿翻滚时所激起的白浪有山那麼高，整个东海似乎都沸腾了起来，就连海龙王看到这样的情形也啧啧称奇，至於千里之内的生物都吓得四处惊慌逃窜。

Step 1: take live fish, Spanish mackerel and other fish can also be a snakehead, carp, carp and other freshwater fish.

步骤1：取活鱼，可以是鲅鱼等海鱼，也可以是黑鱼、草鱼、鲤鱼等淡水鱼。

However, different types of tropical fish, the water temperature requirements are different, such as the guppy, swordtail can put up with around 10 ℃ low temperature, Discus fish, tiger fish, will be below 18 ℃, when the death.

但不同种类的热带鱼，对水温的要求是有差异的，如孔雀鱼、剑尾鱼可以忍耐10℃左右的低温，七彩神仙鱼、虎皮鱼等在低于18℃时便会死亡。

The results also showed that swordtail fish was more sensitive to these pollutant, and the result with swordtail fish had better reproduplication, so swordtail fish was a kind of good laboratory animals for aquatic toxic test.

在3个营养级别的受试生物中，剑尾鱼对上述毒物具有较好的敏感性，结果稳定，重现性好，说明剑尾鱼是一种优良的水生毒性试验材料。

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This blurry picture shows a portion of a school of fish, thousand of fish swimming close to shore. We tried hard to swim behind the school of fish in order to take pictures with them but they were simply too fast and the rocks there were too sharp to get close to

这张模糊的照片是拍摄一大群鱼类的一部份，上千只的鱼游近海岸，我们吃力的跟在它们后头，希望能和它们合影，但它们真的很快，岩石表面也很锐利而无法靠近。

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。