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In order to implement the "Guiding Opinions on Carrying out Quality Improvement Actions" of the Party Central Committee and the State Council and the new requirements of the provincial party committee

Vibration type pneumatic roof bolter machine is widely used in rock hardness f10 or less roadway, especially to adapt to a hard rock bolting assignments, as well as roof bolt holes, and drilling ancho

On December 2, Xu Xili, Minister of the Rights Protection Department of Jining Federation of Trade Unions, Shi Aiping, Director of the Municipal Support Center for Needy Workers, Liu Yanrong, Deputy D

According to the "Several Opinions on Strengthening the Construction of High-Skilled Talent Teams to Promote Industrial Transformation and Upgrading Development" (Ji Ren She Fa [2016] No. 66) and "Eva

On November 19, the Women’s Federation of Shandong Province issued the "Decision on Recognizing the March 8th Red Flag Carriers of Shandong Province, the March 8th Red Flag Carers of Shandong Province

The pneumatic pavement breaker uses high-speed impact to crush materials. When the material enters the action area of the blower from the material inlet, it is crushed for the first time by the high-s