Place the capped cuvette in the holder and push the black lever down to lock it.

把有盖的比色皿置于比色槽中，把黑色的操作杆拉下把它锁住。

youdao

Unlock the cell holder and remove the cuvette.

打开比色皿槽和拿走比色皿。

youdao

Unlock the cell holder and remove the cuvette.

打开比色皿槽和拿走比色皿。

youdao