热空气可能会循环流动，从而保证新鲜农产品不会产生冷害或冻害。

Heated air may be circulated to keep fresh produce from incurring chilling or freezing injury.

youdao

热空气可能会循环流动，从而保证新鲜农产品不会产生冷害或冻害。

Heated air may be circulated to keep fresh produce from incurring chilling or freezing injury.

youdao