汽车油槽车火灾的原因是装油设备不规范, 冒油泄漏及静电放电等.A tank truck fire is usually contributed to unqualified equipment, oil leak or discharge of static.整个火灾中, 烧毁发油台部分设备, 油槽车报废.In whole fire, equipment of share of station of down hair - oil, t...
单萜类化合物是植物挥发油的主要成份.The monoterpenoids are dominant components in the " volatile oils " of plant species.目的: 研究腺点金丝桃挥发油成分及相对含量.AIM : To study the constituents of Hypericum Scabraum. its percentage composition.方法: 采用水蒸气蒸馏法从...