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
- 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。 - 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？ - 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 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。 - The growth trial lasted 42 days, and experimental diets and water were available ad libitum during the entire experimental period.
进行为期42天的生长试验，试验期间自由采食和饮水。 - 174 day-old AA male broilers were randomly assigned to 3 groups, which were provided corn-soybean meal diet and water for ad libitum.
选择174只1日龄AA肉仔鸡公雏，随机分成3组，采食玉米-豆粕日粮。 - On d 28 three ad libitum treatments in experiment 1 and d 21 in experiment 2, all the pigs were sacrificed to obtain dorsal subcutaneous, abdominal subcutaneous and visceral adipose tissue samples.
试验1和试验2结束时，屠宰试验1中的自由采食组和试验2的所有仔猪，取背部、腹部和内脏脂肪组织，提取总RNA。 - 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。 - 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。 - The basic diet includes 12% wheat bran, 8% bean, 6% casein, and 4% mixture of vitamins and mineral elements. All minipigs were housed individually in the pen, and had ad libitum access to feed and water.
转基因大米组（GG），饲喂70%转SCK基因大米+基础饲料。基础饲料包括12%小麦麸，8%豆粕，6%酪蛋白和4%的矿物质和维生素混合物。