qǐng / yòng / dī / dìng / guǎn / huǎn / màn / jiā / rù / róng / yè / bìng / jì / lù / kè / dù / biàn / huà请用滴定管缓慢加入溶液,并记录刻度变化。Please use the burette to add the solution slowly and record the change in the scale reading.