ABBREVIATION for purchasing power parity: a rate of exchange between two currencies that gives them equal purchasing powers in their own economies 购买力平价; 在两个经济体有同等购买力的前提下两种货币间的汇率
The post-crosslinking fiber was prepared by cross-linking PP-ST-DVB fiber with p-xylylenedichloride according to the friedel-crafts reaction and was given a series of synthesis tests.
用对二氯甲基苯作为后交联剂，与聚丙烯接枝苯乙烯-二乙烯苯纤维进行后交联反应，制备出具有高比表面积的后交联纤维。
At each PP increment between 40 and -20 mm Hg, fascial displacement in the infused compartments was significantly greater than that in the control compartments (contrast analysis, P < 0.014).
灌注压提高后达40～-20mmHg，受灌注间室的筋膜移位幅度显著大于对照组间室（经对照分析，P<0.014）。
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