同义词： pulse heart rate
以上来源于: WordNet
One object is pulsing at the rate of 44 times a second.
其中一个目标是在脉动率的44倍，第二次。
Electroosmotic pump is a liquid driving apparatus, which has its advantages of simplified equipment, non pulsing flow rate, large flow range and moderate working voltage etc.
电渗泵是一种液流驱动泵，具有装置简单、载流无脉动、流量范围大和驱动电压适中等优点。
The system operates in a fail-safe mode since the microprocessor is controlling the EXPOSE signal and in addition pulsing a second signal at a 400Hz rate.
此时系统工作在安全模式，因为微处理器控制着曝光信号的产生并且还发出一个400Hz的脉冲信号。
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