實驗室樣品 Laboratory sample
從一批樣品中縮分抽取的代表其質量狀況的用于分析檢驗和其他檢查的樣品。
Sample representative of the quality and condition of the lot, obtained by reduction of the bulk sample and intended for analysis or other examination

試樣 Test sample
將實驗室樣品通過分樣器或手工分樣，必要時經磨樣后的有代表性的樣品
Representative portion of the laboratory sample, obtained by dividing by means of a sample divider or by hand, if necessary after reduction of the particle size

試料/檢樣/被檢部分 Test portion
從試樣或實驗室樣品取得的有代表性的物料。
Representative portion of the test sample or laboratory sample