Now we have 4 A-level laboratories of quantitative tests and 47 laboratories of fast test.

现在我们有4个一级定量检测的实验室和47个快速试验实验室。

youdao

Now we have 4 A-level laboratories of quantitative tests and 47 laboratories of fast test.

现在我们有4个一级定量检测的实验室和47个快速试验实验室。

youdao