The small sample size for some tests makes it difficult to prove that the new product would not trigger a greater allergic reaction in people already sensitive to salmon.
一些测试只采用了小分量的样品，很难证明这种新产品不会使那些本身就对鲑鱼敏感的人产生更严重的过敏反应。
The instrument is mainly used in small-scale laboratory use powder molding can be used in ceramics, powder metallurgy, cement and other sectors of the product sample preparation.
该仪器主要应用于实验室小规模粉末成型使用，可用于陶瓷、粉末冶金、水泥等行业的产品制样。
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