apex beat,apex impulse
相关英语词汇推荐
- lower half;lower part
- distant hybridization
- centricity
- Cardiac neurosis
- episiostenosis
- zygozoospore
- plaited paper filter
- phase array sector scanner
- transparent layer
- vaginoplasty
- crescent
- bearer bond
- auditory feed-back recorder
- ewing's tumor
- longitudinal lie
- exponential amplification
- liquid electrode mothed
- quadrantic
- Hydrocarbon base
- trapezium