bùmén / jīnglǐ / zài / lǐngliàodān / shàng / qiān / le / zì / wǒmen / cáinéng / qù / lǐnghuò

部门经理在领料单上签了字，我们才能去领货。

Only after the department manager signs the material requisition form can we go to pick up the goods.