This lot quality samples were prepared well mixed, and reduced by coning and quartering.
样品被准备得好混合的这一个运气质量，而且藉由精读而且四等分减少。
A gross quality samples were completely mixed and reduced by coning quartering to appropriate quantities.
一个毛的质量样本好混合，减少四分取样法适当的数量。
A gross quality samples were completely mixed and reduced by coning quartering to appropriate quantities.
一个毛的质量样本好混合，减少四分取样法适当的数量。
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