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Naphthalene emissions from moth repellents or toilet deodorant blocks determined using head-space an
The present study investigated the emissions of naphthalene and other compounds from several different moth repellents (......
全通径分段改造工具在超深井分段改造中的应用工具主要由基管、裸眼封隔器、压控式筛管和投球式筛管组成。全通径分段改造工具通常......