In there compounds, the cyclopentadiene ring has only four hydrogens.在这些化合物里, 环戊二烯环只有4个氢.The method of cyclopentadiene ( CPD ) from dicyclopentadiene ( DCPD ) with liquid phase thermal decomposition method is studied.研究了...
In there compounds, the cyclopentadiene ring has only four hydrogens.在这些化合物里, 环戊二烯环只有4个氢.The cyclopentadiene is prepared by the thermal cracking of dicyclopentadiene.以热裂解双环戊二烯的方法制备环戊二烯.The chemistry of cyclopentadiene or...
The three vaccine immunogenicity and side - effects or less the same.这三种疫苗的免疫原性和副作用相差不大.Objective : To construct inhibin expression vector with high immunogenicity.目的: 构建高免疫原性的抑制素真核表达载体.We demonstrated that rBCG - B 7 - ...