在相同的环境条件下，母猪自由饮水，饲喂同一哺乳母猪料。
Under similar environment, the sows and piglets had free access to water, the sows were provided with the same kind of feed.
所有大鼠每日均自然进食普通饲料，自由饮水，每周称量体重一次。
All of them had common feedstuff and drank water freely. Weighed the rats every week.
所有焊合件要焊接牢固可用于断奶仔猪的培育，实行自动饮水，自由采食。
All the weld parts can be used for welding firmly to the piglets, implement weaning automatic water, free food intake.
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