Polymerase chain reaction

• 聚合酶链反应

polymerase chain reaction的用法和样例：

例句

1. The histochemical staining and polymerase chain reaction was used to detect oral leukoplakia.
   应用组织化学染色法和聚合酶链反应技术对口腔白斑是否存在念珠菌进行检测。
2. When a column is formed in a second chain reaction, the points are tripled.
   当一个栏是形成于第二链反应，该点的三倍。