Her work involved more than administration of first aid to the wounded.她的工作不仅是对伤者的急救.We all know first aid.我们都会急救.Always keep a first - aid kit handy .手边要经常有个 急救箱....
动量可以被理解为惯性的定量表示.Momentum may be thought of as a quantitative expression of inertia.物质产生惯性的特性,还是很有价值的.The property of matter that gives rise to inertia is much more promising.除了在阻碍面前易惯性的意志薄弱.But always weak nerves in fron...
The virulent strains had a polysaccharide capsule and formed smooth colonies on agar medium.有毒菌株具有多糖荚膜它在琼脂培养基上形成光滑的菌落.DeternSning contents of immunoglobulin and alexin in milk by Agar Immunodiffusion technique.用琼脂单项免疫扩散法...