关于温度对培养心肌细胞力学特性的影响的问题 不同温度下心肌细胞的力学特性。 [结果] 从37 ℃降低到30 ℃,培养心肌细胞的力学特性逐渐降低,自主收缩频率(beat rate,BR)、主动收缩张力峰值(peak tension,PT)、张力上升最大速度(+dT/dtmax)、张力下
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change rate of heart beat 心率变化率
heart-rate dependent premature beat 心率依赖性早搏
It is suggested that unlike animals on land, the heart beat rate of Brown Goby is almost independent of movement strength.
本种鱼与陆上一般动物不同,其心搏率几乎与运动强度无关。
But people have been known to 'beat' the test using a range of techniques, such as controlling breathing and heart rate.
但是人们早已熟知运用一系列方法“搅乱”测试,例如控制呼吸和心率。
However, borrowers would need to borrow the money at less than 7.8pc APR to beat the cheapest loan rate on the market at the moment.
然而,借款人要以远低于7.8%的年利率来击败目前市场上最便宜的贷款价格。
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