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| 41. | externally braced |
| 外撑的 |
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| | |
| 42. | pole shoe spreader |
| 极靴撑 |
|
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| | |
| 43. | strut framed beam |
| 撑托梁 |
|
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| | |
| 44. | propped cantilever |
| 加撑悬臂梁 |
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| | |
| 45. | anti-creeping strut |
| 防爬撑 |
|
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| | |
| 46. | adjuster for windows |
| 撑窗杆 |
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| | |
| 47. | a diagonal stay |
| 斜撑条 |
|
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| | |
| 48. | racked timbering |
| 斜木撑 |
|
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| | |
| 49. | rigid rail brace |
| 固定式轨撑 |
|
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| | |
| 50. | bracket suspension |
| 横撑悬挂 |
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| | |