The key point of the odorization efficiency is the proper selection and utilization of the odorant.

燃气加臭好坏关键在于加臭剂合理选择与使用。

Pheromone binding proteins (PBPs) in insects are one branch of multigene family of odorant binding proteins (OBPs) and play an important role in the recognition of sex pheromone.

摘要昆虫信息结合白是气味结合白多基因家族一个分支，在昆虫识别性信息中起重要作用。