大量碳氢化合物如苯并芘也是诱变剂.A large number of hydrocarbons such as benzopyrene are also mutagenic.建立了粮食中苯并芘残留的高效液相色谱测定法.This thesis developed a HPLC method for determination of benzo a pyrene in grain.建立了肉类食品中苯并芘残留的高效液相色谱测定法.This t...
A decline trend of the transmission of malayan filariasis, therefore, has been exhibited.在达到基本消灭丝虫病地区, 马来丝虫病传播流行呈下降态势, 防治措施可以?Malayan dagger with a wavy double - edged blade.一种刃非常薄的匕首.This article was written by a late M...