试制

xīn pǐn shì zhì chéng gōng

新品试制成功。

The new trial production was successful.

xīn de bō zhǒng jī shì zhì chéng gōng le

新的播种机试制成功了。

A new seeding machine has been successfully trial-produced.

chǎn pǐn shì zhì

产品试制

trial-produce