这些不稳定性促使琼脂糖和琼脂糖 -- 丙烯酰胺凝胶的发展.These liabilities prompted development of agarose and agarose - acrylamide gels.琼脂糖是一种天然的直链多糖.Agarose is naturally linear polysaccharide.方法: 淀粉 - 琼脂糖混合凝胶交叉电泳.Methods: Cross electrophoresis of...
膨胀性的材料; 火焰的膨胀力.Expansive materials; the expansive force of fire.由于膨胀力,桥梁必须分段建造.The force of expansion makes it necessary to build a bridge in sections.发现脱色造成苹果膳食纤维膨胀力、水性的降低,挤压改性使苹果膳食纤维膨胀力、水性有很大程度的提高.The dissolve expandin...
A new Capacitive - Gap - Coupled ( CGC ) band - pass filter based on SIR ( Stepped Impedance Resonators ) is presented.本文提出了一种新的基于SIR谐振器的微带电容间隙耦合 ( Capacitive -Gap-Coupled,CGC ) 带通滤波器结构.Dentiform belt wear and down sides...
A virus is nigatively charged above its isoelectric point.病毒在它的等电离点以上时带负电荷.Isoelectric focusing may be used as another indication.等电聚焦可以用为另一指标.CMC stabilizes protein dispersions, especially near their isoelectric pH valu...
我们见到了随从将军的副官.We met the officer attendant on the general.当然在过去,副官掌管着舰队司令的信号旗。In olden days, of course, a flag-lieutenant was in charge of the Admiral's signal flags.他说动那个副官,递上了一张简短的便条进去.He prevailed on the lieutenan...
She was dancing while someone substituted at the piano.她在跳舞,别人代她弹钢琴.The synthesis methods of melatonin, related tryptaminetryptamine derivatives and substituted indoles are discussed.从人工合成的角度综述了美乐托宁及有关化合物色胺、色胺衍生物及吲哚衍生物的制...
Notes on the Tricentrus fulgidus Group Injuring Ficus spp. from China ( Homoptera: Membracidae )为害榕树的三种耀光角蝉及新种记述 ( 同翅目: 角蝉科 )In 2008 a London house collapsed during a dig - down, injuring a builder.2008年伦敦的一处房屋在挖掘中倒塌, 一位...