本实用新型公开的安全拱架，主要用于覆盖农膜时的支撑物。
The utility model discloses a safety arch centering, which is mainly used for a support for covering an agricultural film.
本实用新型公开的安全拱架，主要用于覆盖农膜时的支撑物。
The utility model discloses a safety arch centering, which is mainly used for a support for covering an agricultural film.
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