结论：该结晶鉴定为异海松酸；

Conclusion:Its structure was identified as isopimaric acid .

youdao

上海松承环保科技有限公司的诚信、实力和产品质量获得业界的认可。

Shanghai song Cheng Environmental Technology co., Ltd. integrity, strength and product quality recognition of the industry.

youdao

今年情人节，江海松义无反顾地飞往加利福尼亚，与女友一起共度节日。

He flew to California without incident for Valentine's Day.

youdao

今年情人节，江海松义无反顾地飞往加利福尼亚，与女友一起共度节日。

He flew to California without incident for Valentine's Day.

youdao