Roberts attempted to make light of his discomfort.罗伯茨试图轻描淡写自己的不适。I was in considerable discomfort from the headache.我头痛得很难受。Some patients don't refer to the discomfort of angina as an ache; rather they describe it a...
These liabilities prompted development of agarose and agarose - acrylamide gels.这些不稳定性促使琼脂糖和琼脂糖 -- 丙烯酰胺凝胶的发展.Diacetone acrylamide ( DAAm ) was prepared by reacting acrylonitrile with diacetone alcoholammonia.以二丙酮醇和丙烯腈为原料...