"Hand Reaching for the Stars may not be his way, would not be the primarysludge," subtly pasted.
“伸手摘星，未必如愿，亦不致一手污泥”暗暗自勉。
2
A two-step anaerobic digestion process applied to the treatment of primarysludge was investigated in continuously stirred tank reactors (CSTR).
实验通过运行连续搅拌反应器(CSTR)，对城市初级污泥的两步嗜热厌氧消化进行了研究。
3
The results show that combined coagulated sludge by polyaluminium chloride plus polyacrylamide has better digestibility than excess sludge or primarysludge coagulated only by polyaluminium chloride.