In this paper, pitch—based spherical activated carbon(PSAC)was modified by the air—oxidation treatment.
利用空气氧化处理法对沥青基球状活性炭进行了改性。
We have ISO9001:2000 certificate and also member of Pesticide Science and Administration of China (PSAC).
我们已通过ISO 9001： 2000证书，并兼任农药科学和管理的中国(psac)。
PSAC member companies represent over 80 per cent of the business volume generated in the petroleum services industry.
球状活性炭的成员公司代表超过百分之八十的业务量中产生的石油服务行业。
As the intensity of air—oxidation treatment increased, the surface area of the PSAC decreased, but its total pore volume increased.
并且随着氧化强度的增强，沥青基球状活性炭的比表面积减小，但总孔容增加。
The inorganic coagulant of polysilicic aluminum chloride(PSAC) and cationic polymeric quaternary ammonium salt are mixed to treat reactive red dyeing wastewater.
将无机高分子混凝剂聚合硅酸氯化铝（PSAC）与阳离子型聚季铵盐絮凝剂按比例复配，用于处理活性红染料漂洗废水。
PSAC represents a diverse range of over 270 member companies, employing more than 62,000 people and contracting almost exclusively to oil and gas exploration and production companies.
球状活性炭代表了多种多样的270多名会员企业，员工超过6.2万人，几乎完全承包石油和天然气勘探和生产公司。
PSAC represents a diverse range of over 270 member companies, employing more than 62,000 people and contracting almost exclusively to oil and gas exploration and production companies.
球状活性炭代表了多种多样的270多名会员企业，员工超过6.2万人，几乎完全承包石油和天然气勘探和生产公司。
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