acid form of cation exchanger的用法和样例：
- PLC control scheme of cation exchanger, which has application in the desalted water process, is presented in this paper. The design of software and hardware is also described.
- Most synthetic detergents are in the form of powder or liquid.
- The ginpole is the simplest form of derrick.
- Isobornyl ethyl ether was prepared by the catalytic ethoxylation of camphene with ethyl alcohol in the presence of cation exchange resin fixed bed.