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pfrBNC⁵⁸²⁸⁶ 基本例句 Peak Filling Rate The ejection fractionEF and peak filling rate PFR were decreased and the time of peak filling rate TPFR was prolonged. 冠心病组射血分数、峰值充盈率减少,峰值充盈时间延长。 cnki PFR is working with other universities and government agencies on other projects across the UK but the scheme at Rushy Mead is its first to get to the planning stage. 再生能源合作公司正与其它大学和政府机构合作研究英国境内的其它项目,但 Rushy Mead方案是其首次进入规划阶段。 yeeyan As the yield increased, the residence time in PFR was less than that of CSTR and the immobilized cells were not hurt by the shearing. 随着转化率的提高,填充床反应器较连续机械搅拌反应器所需的停留时间短且不会因剪切力使固定化颗粒受到损伤。 chemyq It was shown that the parameters of TPFR, PFR, TPE of left ventricle in normal elderly subjects were significantly decreased than those in normal middle young group. 结果表明,正常人组中老年组与中青年组比较,前者以左心TPFR、 PFR、 TPE参数明显下降。 cnki The patients' left ventricular ejection fraction EF and the peak filling rate PFR were decreased, and the time of peak filling rate TPFR was prolonged. 发现病人的左室射血分数 EF下降,高峰充盈率 PFR下降,高峰充盈时间 TPFR延长。 cnki This is the website of the International Organization of PalaeobotanyIOP, which manages the Plant Fossil Record Database PFR. 这是国际古植物学组织的网站,主要管理植物化石记录的数据库。 biositemap.com Thus, the PFR was optimal for immobilized cells to produce L- malic acid in ammonium fumarate system. 因此,在富马酸铵体系中用固定化酶生产 L-苹果酸采用填充床反应器更佳。 cnki Using plug flow reactor PFR as pre condensing and dislocation reactor is helpful in increasing the content of methylene diphenylamine MDA in the product. 在预缩合、转位阶段都采用平推流反应器 PFR有利于提高二苯基甲烷二胺含量。 cnki |