Cuteness was an asset worth paying for, they said, especially for an "umbrella species" like the panda.
另外他们指出，讨喜的外形也是一种无形资产，特别是对于作为“护伞种”的大熊猫而言尤为重要。
It's very efficient at propelling water radially, aerating and mixing the water. The invert umbrella aerator is especially suited for surface aeration oxidation ditch process.
该机径向推流能力强、充氧量高、混合搅拌效果好，特别适宜于表曝型氧化沟污水处理工艺。
It's very efficient at propelling water radially, aerating and mixing the water. The invert umbrella aerator is especially suited for surface aeration oxidation ditch process.
该机径向推流能力强、充氧量高、混合搅拌效果好，特别适宜于表曝型氧化沟污水处理工艺。
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