File:Railwaywoodscrossbarsignal.png
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Summary
| Description |
中文：铁路用木横版信号机，19世纪30年代开始使用，配有可选转的横向木板来显示开/闭信号。当横版转至与线路平行位置时，意味着列车可安全同行。 |
| Date | |
| Source | Own work |
| Author | Charlie fong |
Licensing
I, the copyright holder of this work, hereby publish it under the following license:
This file is licensed under the Creative Commons Attribution-Share Alike 4.0 International license.
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- to share – to copy, distribute and transmit the work
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- attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
- share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 16:53, 12 June 2020 | | 165 × 392 (25 KB) | Charlie fong | Uploaded own work with UploadWizard |
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