胍基固载量的提高可以增加吸附剂对胆红素的吸附性能.The increase of the guanidine amount can improve the adsorption performance.对于α-氨基仍采用Fmoc保护策略, 侧链氨基用二碳酸二叔丁酯引入叔丁氧羰基来保护,侧链胍基用酸敏感保护基2,2, 4,6,7-五甲基二氢苯并呋喃-5-磺酰基来保护.Fmoc, Boc and Pbf were used respecti...
We are prepared to fight for every inch of territory.我们时刻准备着为每一寸领土而战。His life was saved by a quarter-inch-thick bullet-proof steel screen.多亏一块1/4英寸厚的防弹钢板，他才捡了条命。The bullet had passed less than an inch from Andrea's ...
He promised his mother on her deathbed that he would never marry.他向垂危的母亲保证他绝不结婚。Even though at their last gasp, the enemies will still put up their deathbed struggle.即使是奄奄一息, 敌人也还是要作垂死挣扎的.He forgave her on his deathbed ,...
The refined details of a silversmith are seductive but they are undercut an astringent clear - sighted questioning.在完善细节,银匠是诱人的,但它们削弱了明确的涩有远见的讯问.to undercut sb's prices以低于对手的价格求售...promises to undercut air fares on ...