1) body position changes
体位改变
1.
Objective To study the effects of the body position changes on FCG in pilots so as to explore the possibility of using FCG as an indicator of medical monitoring and medical support.
目的探讨体位改变对飞行员频域心电图 (FCG)的影响 ,为FCG指标在航空航天医监医保工作中应用提供依据。
2) Posture change
体位改变
1.
Purpose:To discuss response of blood pressure to posture change.
目的探讨体位改变引起血压波动时心血管自主神经系统的调节机理和过程。
2.
Gravity is the most fundamental biomechanical stimulus for posture change.
重力是体位改变过程中最基本的生物力学刺激因素。
3) allophones
语位变体
4) allophone
[英]['æləfəʊn] [美]['ælə'fon]
音位变体
1.
Usually they appear in predictable phonetic variants called allophones.
音位作为语言中最基本和抽象的语音单位,通常以音位变体的形式出现。