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...
新的行为规范确定了资方与工会关系的基本原则。The new code of conduct lays down the ground rules for management-union relations.工会向资方提交了一份写明各项要求的清单。The union presented a shopping list of demands to the management.今天资方准备和工会成员摊牌。Management are fa...