Removal and volatility of lead in WJP coal and HYS coal during sub-critical water treatment in a semi-continuous reactor were studied.
运用半连续反应装置对山西吴家坪煤和四川华荧山煤中铅在亚临界水萃取过程中的脱除率和挥发性进行了研究。
The HYS-EP1 can not only measure visual, auditory and somatosensory potentials, but can also analyze the steady-state evoked potentials.
该系统实现了听觉、视觉和体感等瞬态诱发电位的记录和分析，并且可以分析稳态诱发电位。
The technical property of HYS-1 sampler for undisturbed sand as well as its main structure, working principle and scope of use were presented.
主要叙述HYS—1型原状取砂器的技术性能、基本结构、工作原理及适用范围。
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