ad libitum
英
美
随意；即兴（的）；无限制地
英英释义
adv
- without advance preparation
- he spoke ad lib
双语例句
- The results showed that there was diurnal rhythm of digestive enzymes activities in the intestinal fluid of ducks under ad libitum access to diets and water.
结果表明，北京鸭在自由采食、饮水的条件下，小肠液中消化酶活性具有昼夜节律及日间变化。 - When the feeding of rosaniline in a concentration of 0.33% in the diet to white mice ad libitum was started 1 day before infection and continued for 26 days, the number of worms was markedly reduced.
小白鼠自感染日本血吸虫病前1日起，饲以0.33%rosaniline药饵26天，可使虫数显著减少。 - The significance relationships of ad libitum feeding group between LD and ST in meat color, moisture content, crude protein content were changed by restricted feeding.
限制饲喂改变了自由采食饲喂方式下背最长肌和半腱肌肉色间、水分含量间、蛋白质含量间的显著性关系。 - Laying hens were housed in a naturally ventilated room with an average temperature of 23 C and an average relative humidity of 66%. were fed thrice daily, and had access to feed and water for ad libitum consumption.
舍内自然通风.平均温度23℃，平均相对湿度66%，日喂3次，自由采食与饮水，每日分别记录各组的采食量、产蛋量、蛋重。 - The correlation coefficient of the corresponding parameters in the group fed with ad libitum feeding were-0.46, 0.97 and-0.46respectively.
而在自由采食下，这三个相关系数则依次为-0.46,0.97和-0.46。 - Mice were placed in a standarded light-dark cycle with food and water ad libitum for 2 wk before experimens.
小鼠自实验前2Wk置于标准的明期和暗期下饲养，自由进食饮水。 - Group C and D was fed ad libitum only every other day from day 8 or day 31 after MAM, respectively.
C组和D组在接种MAM后分别从第8天或第31天起问日自由采食和禁食。 - Light was provided 24 h a day, feed and water were provided ad libitum during the entire experimental period.
整个试验期实行24小时光照，自由采食和饮水。 - Will animals be fed specie specific standard laboratory chow, ad libitum?
将动物喂食种具体标准实验室议员，广告随机？ - All that will be required will be to feed a gilt developer diet ad libitum from arrival in the breeding herd until mating.
从进入繁殖群到配种，最必需的是用后备母猪专用料并采用自由采食方式来饲喂后备母猪。