用蒽酮-硫酸比色法测定了桑叶中多糖的含量.The contents of polysaccharide in leaves of Morus alba L. were measured by anthrone - H 2 SO 4 colorimetry.方法采用邻二氮菲法及蒽酮法分别测定铁及右旋糖酐含量.Method The contents of Fe and dextran were determined respectively...
蝶泳的泳姿动作要领包括:划水 、 呼吸 、 移臂 、 入水和海豚式打水.Elements of the butterfly include pull, breath, recovery, entry and dolphin kick.做蝶泳转身时, 你要径直游向池壁.The butterfly turn, you want to come straight into the wall.有自由泳 、 仰泳 、 蝶泳、蛙泳等.Peter :...
Scatter the tomato over, then dress the salad.把西红柿散放在上面,然后给色拉加调味汁。Flash forth lightning, and scatter them; Send forth Your arrows, and discomfit them.6求你发出闪电, 使仇敌四散; 射出你的箭, 使他们溃乱.When the tree falls, the monkeys scatter....
Aid, however it is obtained, is demeaning to the recipients.不管救助是如何取得的，对受益人来说都不是很光彩的事。He found it demeaning to work for his former employee.他觉得为自己以前的雇员工作有失体面。It was a demeaning and ultimately frustrating experience.那是一次有...
It is time, once again, to contend with racism.又一次到了与种族主义战斗的时刻了。Racism causes political instability and violence.种族主义道致政治动荡和暴力事件.The rise of racism concerns Sikhs because they are such a visible minority.种族主义的抬头让锡克教徒很担忧，...