submersible пиевмоударник for now. st.no. 998744, m l and h a u s and with whatin order to повышени reliability of its work by исключени проникновени юлама of затрубного space wells in пнемвоудар
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机译:现在是潜水锤。圣998744,m l和h a u s以及其他内容,以通过排除气胸中小号太空井的穿透性山药来提高其工作的可靠性
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