Shut-off valves

v1彩票下载這個預測還是在歐洲發生第二波封城之前,考慮到歐美經濟的密切程度,美國疫情不斷走高的形勢,這個預測將是保守的  所以面對美國掀起的貿易戰、科技戰、人才戰、對南海和臺灣事務的介入,中國非常淡定

MAG-3
Shut-off valves with a simple yet revolutionary and reliable design, a cost-effective and compact solution (ATEX)
ZM
Butterfly valves, shutting off gas supply to large installations/plants' sections/local networks
ZB
Shut-off globe valves to cut off the gas supply to low-pressure installations
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