新规部品的指定原材料必须从下列哪种特定供货商处购买（）
A.合格供货商
B.SONY GP供货商
C.AVL供货商
D.PLP供货商
参考答案：B
Would you please _______ her drink? [ ]
A. give; some
B. give; any
C. giving ; much
试述多角度偏振光散射白细胞分类技术(MAPPS)测定的原理。
