cross-contaminationˌkrɒskənˌtæmɪˈneɪʃnCOCA⁶⁵¹⁷⁰BNC⁹⁷²³³⁺⁷iWeb³⁰⁸⁹⁴ 基本例句 交叉污染⁶⁹; 交叉沾染⁵; 相互污染⁵; 交叉感染²¹ Stock leaking and cross-contamination in square plansifter without a vertical shaft is a common problem universally existing in every flour mill. 无立轴高方平筛的窜漏粉问题是各个粉厂普遍存在的共性问题。 chemyq