| 摘要 |
A film support includes a plate for supporting a film member against an underside of a target structure and a shaft for supporting the plate. The shaft includes a first end and a second end. The shaft first end is rotatably coupled to the plate and the shaft second end is configured to engage a supporting surface below the plate such that the plate is capable of being releasably positioned between the target structure underside and the shaft such that the film member is supported against the target structure underside.
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