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| 51. | supervisory level |
| 督导级 |
|
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| | |
| 52. | Threshold level |
| 阀值 |
|
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| | |
| 53. | level annuity |
| 定额年金 |
|
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| | |
| 54. | datum level |
| 基准水平面 |
|
|
| | |
| 55. | consumption level |
| 消费水平 |
|
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| | |
| 56. | technician level |
| 技术员程度 |
|
|
| | |
| 57. | Level crossing |
| 铁路与公路平交道 |
|
|
| | |
| 58. | stimulation level |
| 激励电平 |
|
|
| | |
| 59. | telescope level |
| 望远镜水准器 |
|
|
| | |
| 60. | Cost level |
| 成本费用的水平 |
|
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| | |