短语词组短语gram 's stain 氏染色法;革兰氏染色法Gram -stain test 做格兰氏染色Gram bacteria Stain 革兰氏细菌染色液gram s stain 革兰染色法Gram stain solution 革兰氏染色液GRAM STAIN POSITIVE 革兰氏阳性GRAM STAIN KIT 革兰氏染料试剂盒 返回 Gram stain