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| 41. | specialized machine tool |
| 专门化机床 |
|
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| 42. | machine tool operation |
| 机床操作 |
|
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| | |
| 43. | machine tool faundry |
| 机床铸造厂 |
|
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| 44. | multi-function machine tool |
| 多能机床 |
|
|
| | |
| 45. | metal working machine tool |
| 金属加工机床 |
|
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| | |
| 46. | wrench for machine tool |
| 机床扳手 |
|
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| 47. | computer-controlled machine too |
| 计算机控制机床 |
|
|
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| 48. | high-precision machine tool |
| 高精度机床 |
|
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| | |
| 49. | electrical process machine |
| 电加工机床 |
|
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| | |
| 50. | semi-automatic machine tool |
| 半自动化机床 |
|
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