Isolable carbocyclic compounds contain seven or fewer carbons in the cycle.
可分离的碳环化合物环内含七个或七个以下的碳。
Isolable carbocyclic compounds contain seven or fewer carbons in the cycle.
可分离的碳环化合物环内含七个或七个以下的碳。
In general,the cylindrical roller bearings, belonging to axial discerptible bearing,are suitable only for sustaining radial loads.The contact of roller with race is linear.
圆柱滚子轴承一般只用于承受径向负荷,滚子与套圈滚道为线,属轴向可分离型轴承。
Palladium can be separated from polyxene by the process of resolving polyxene,removing nitrate,precipitating palladium,etc.The grade of pure platinum obtained from the process is more than 99.95%.
铂经王水溶解,赶硝,加酮肟使大部分钯以沉淀的形式与铂分离,余留的少量钯用溴酸钠水解法处理,可达到铂钯分离的目的,所得纯铂品位高于99.95%。
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