食盐是钠和氯的复合物.Common salt is a compound of sodium and chlorine.它们粘附在抗原 ― ―抗体复合物上.They bind to antigen -- antibody complexes.后一类物质中最有特征性的成份是鼠李糖 - 葡萄糖-IAA糖苷复合物.The best characterized member of this latter group is a rhamnose ...
At very high intensities, nuclear radiations cause itching and tingling of the skin.当核辐射强度很高时, 它能使皮肤感到发痒和刺痛.This apparatus produces harmful radiations.这种仪器会产生有害的辐射物.Most metallic and some nonmetallic elements will emit c...
用光电分光光度计能得到较佳结果.Photoelectric spectrophotometers give better result.研制出一种简易光导纤维分光光度计.A simple optical fiber reflectance spectrophotometer has been presented.应用分光光度计研究了细胞色素c氧化酶的稳态动力学.The steady - state kinetics of CCO was...
Only their children and their flocks and herds were left in Goshen.只有他们的妇人孩子,和羊群牛群,都留在歌珊地.The cattlemen outraged the farmers by driving the herds over their crops.牧牛人践踏庄稼令农民怒不可遏....large herds of elephant and buffalo.大群的...
这农家庭院静悄悄的, 只有几只鸡在四处扒食.The farmyard was quiet, with just a few chickens scratching about.这个农家院三面都有楼房,遮得很严实.The farmyard was snugly sheltered with buildings on three sides.这户农家已经通过勤劳变得兴旺发达了.The peasant household has become...