plasm preparation的用法和样例：
例句
- Sodium lignosulfonate and sodium lignolfonate are used in slurry preparation with Datong coal.
将木质素磺酸钠和经化学改性后的木质素磺酸钠用于大同煤制浆。 - This article mainly introduces the preparation of petroleum pitch coal additive agent and the slurrying ability of coal on adding petroleum pitch.
主要介绍了石油沥青水煤浆添加剂的制备和在煤中掺入石油沥青的制浆性能。
