名词 relation:

1. an abstraction belonging to or characteristic of two entities or parts together

2. the act of sexual procreation between a man and a woman; the man's penis is inserted into the woman's vagina and excited until orgasm and ejaculation occur

3. a person related by blood or marriage

4. an act of narration

5. (law) the principle that an act done at a later time is deemed by law to have occurred at an earlier time

6. (usually plural) mutual dealings or connections among persons or groups

Relha雷利亚RELabbr.能量损失率（=rate of energy loss ）Reliability Analysis of DC/DC Converters对提高逆变器可靠性的分析Relating to or exhibiting pyroelectricity.热电的与热电有关的，或显示热电现象relating to severe atmospheric conditions.与恶劣的自然条件有关。Reliability Research on Electronic Packaging电子封装可靠性研究Reliability Design for Excitation Regulators励磁调节器的可靠性设计Reliability Accelerated In-Service Echelon可靠性加速现役梯队Relocation Assistance Coordinating Committee移址援助协调委员会relieving-type platform supported on piles桩承台Reliability of automated warehousing systems自动化仓库系统的可靠性relapsing juvenile chronic subdural hematoma复发性青少年型慢性硬脑下血肿