This standard solution was accurately prepared in super-clean laboratory with m-xylene and sub-packed in 2ml ampoules.
本标准溶液以纯间二甲苯在超净实验室中准确配制并分装于2毫升安瓿中。
Conclusion the control measures of occupational hazard are effective during m-xylene production process, but noise in the workplace needs to be taken effective protective measures.
结论该间二甲苯建设项目的职业病危害控制措施可行、有效，但部分场所噪声作业危害较大，仍需采取有效的防护措施。
With the continuous adsorption process of the columns in series, m xylene was separated from mixed xylene by analog moving bed.
采用多柱串联连续吸附流程，利用模拟移动床从混合二甲苯中分离间二甲苯。
With the continuous adsorption process of the columns in series, m xylene was separated from mixed xylene by analog moving bed.
采用多柱串联连续吸附流程，利用模拟移动床从混合二甲苯中分离间二甲苯。
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