调制配方奶时，必须按照包装上的调制说明进行，所用的水和奶粉都必须仔细称量。
When preparing the formula, preparation instructions on the formula container must be followed and both, the powder and water, must be carefully measured.
调制配方奶时，必须按照包装上的调制说明进行，所用的水和奶粉都必须仔细称量。
When preparing the formula, preparation instructions on the formula container must be followed and both, the powder and water, must be carefully measured.
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