大家在查：电荷转移络合物四甲基对苯二胺压缩式真空计卤素检漏仪滑阀真空泵聚氮化硫岛状硅酸盐矿物缓冷全息技术三基色原理

饱和类

饱和类

求和法的饱和类,the class of... ... ) saturation type 饱和类型 ) saturation class 饱和类 ) ub-saturation class 饱和子类 ...

of an unsaturated monoterpenoid and to the use thereof, preferably in conjunction with a C6-C13-carboxylic acid , as insect repellent .