它们不但抑制均相、非均相结焦过程，而且会影响裂解产物分布和提高乙烯选择性。
The coking inhibitors not only inhibit the homogeneous and heterogeneous coke deposition processes but also influence pyrolysis product distribution and ethylene selectivity as well.
伐地那非是一种新型高选择性磷酸二酯酶5型抑制剂，它对心血管系统的安全性已被多项临床试验所证实。
Vardenafil, as a novel and highly selective phosphodiesterase 5 inhibitor, has been proved by many clinical trials to be quite safe for the cardiovascular system.
伐地那非是一种高选择性的新型磷酸二酯酶5抑制剂，是广泛ED人群的一线治疗药物。
Vardenafil, a novel and highly selective phosphodiesterase 5 inhibitor, is the first line therapy for the broad ED population.
目的探讨选择性及非选择性环氧合酶-2抑制剂（COX-2）对体外培养的结肠癌细胞生长的影响及其作用的信号传导通路。
Objective To evaluate the inhibiting effect of selective and non-selective cyclo-oxygenase-2(COX-2) inhibitor on growth of colon cancer cell lines in vitro and its signal transduction pathway.
伐地那非是一种强效、高选择性的5型磷酸二酯酶(PDE5)抑制剂，对PDE5的抑制作用约为西地那非的10倍。
Vardenafil is a potent and highly selective phosphodiesterase type 5 (PDE5) inhibitor with a potency about 10-fold higher than sildenafil.
吉非替尼为一种选择性的EGFR一蛋白酪氨酸激酶抑制剂，能阻断酪氨酸蛋白激酶信号传导通路，从而促进肿瘤细胞凋亡。
Gefitinib is protein tyrosine kinase inhibitor of a selective EGFR, can block the signal transduction pathway of tyrosine protein kinase, and then promote tumor cell apoptosis.
吉非替尼为一种选择性的EGFR一蛋白酪氨酸激酶抑制剂，能阻断酪氨酸蛋白激酶信号传导通路，从而促进肿瘤细胞凋亡。
Gefitinib is protein tyrosine kinase inhibitor of a selective EGFR, can block the signal transduction pathway of tyrosine protein kinase, and then promote tumor cell apoptosis.
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