1) Defecation frequency
排便频率
2) Excreting frequency
排泄频率
3) metering frequency
排种频率
1.
At present,air-precision metering for metering frequency has been able to basically meet the requirements of high-speed operations,but because of its complicated structure,high cost,not suitable for all rural areas in China.
精密排种器是影响精密播种质量的关键部件,提高作业效率是精密播种机发展的重要一环,如何提高精密排种器的排种频率是目前农机行业研究的一个重点。
4) defecation
[英][,defə'keiʃən] [美][,dɛfə'keʃən]
排便
1.
Influence of different promoting defecation measures on myocardium oxygen consumption of early stage of acute myocardial infarction patients;
不同促排便措施对早期急性心肌梗死病人心肌耗氧量的影响
2.
Survey of studies on defecation in normal and constipated animal model;
正常和便秘模型动物排便实验研究进展
3.
A study on oxygen consumption of cardiac muscle of early acute myocardial infarction patients during first-time and non-first-time defecation;
急性心肌梗死早期病人首次与非首次排便过程中心肌耗氧量研究
5) Flatus and defecation
排气排便
补充资料：频率计量(见时间频率计量)
频率计量(见时间频率计量)
frequency metrology: see time and frequency metrology
口n IQ liliang顷率频率计皿(f比quency metrolo盯) 计t。见时闰
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条