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| Subject | Chinese | English |
| el., meas.inst. | 约定真值 | conventional true value of a quantity |
| el. | 约定真值放射性活度的核 | conventionally true value |
| space | 量的约定真值 | conventional true value (of a quantity) |
| avia. | 约定真值 | conventional true value |
| nucl.phys. | 表面发射率约定真值 | conventionally true surface emission rate |
| el., meas.inst. | 量的约定真值 | conventional true value of a quantity |