涅尔谢相博士的滴定实验中的“石蕊指示剂”是一种叫帚尾袋貂的动物。
In Dr Nersesian’s titration the litmus was a species called the brushtail possum.
分离完毕停机后由人工铲除或抖动滤袋，使固相物松散后从离心机下部排出。
The machine stops after the separation. The filter bag is cleaned manually, loosening the solid phase and discharging it from the bottom of the centrifuge.
分离完毕停机后由人工铲除或抖动滤袋，使固相物松散后从离心机下部排出。
The machine stops after the separation. The filter bag is cleaned manually, loosening the solid phase and discharging it from the bottom of the centrifuge.
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