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| 41. | laBoratory equipment |
| 实验室设备 |
|
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| 42. | Laboratory Technician |
| 实验室技师 |
|
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| 43. | The language laboratory. |
| 语言实验室。 |
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| 44. | underwater laboratory |
| 水下实验室 |
|
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| 45. | Underwriters Laboratory |
| 保险商实验室 |
|
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| 46. | calibration laboratory |
| 校准实验室 |
|
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| 47. | a hygienic laBoratory |
| 卫生实验室 |
|
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| 48. | laBoratory procedure |
| 实验室程序 |
|
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| 49. | well logging laboratory |
| 测井实验室 |
|
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| 50. | laboratory experiment |
| 实验室实验 |
|
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