Because the food is under a weak protection during the distribution process, this paper focuses on researching on the cold chain distribution from the point of process analysis.

由于冷链食品在配送环节受到的冷藏保护较为薄弱，因此本文着眼于从流程的角度来研究冷链配送。

youdao

But the poorly designed protection system was widely known to be too weak to protect against a major hurricane.

VOA: special.2010.01.22

This may be because it is their only practical option: patents are costly to get and often provide only weak protection.

ECONOMIST: The future of innovation

And if, as the paper implies, anything other than weak protection reduces innovation then we had really rather better have a system with only weak protection and thus weak property rights.

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Weak patent protection means that Chinese companies are reluctant to invest in research and development.

FORBES: Correction Appended