介绍了美式八角锤锤体精锻成形新工艺及其预锻模结构设计要点。
A description has been given to new process and important points of structure design of pre-forming die for precision forging U. S. A type of octagonal hammer with a practical die presented.
榆少锤角叶蜂是严重危害榔榆、白榆叶片的新害虫。
Agenocimbex ulmusvora Yang is a newly discovered insect pest that causes severe damage to leaves of Chinese elm and White elm.
本发明为一种超大破碎角上出料的锤式破碎机，涉及一种破碎机。
The invention provides a top discharge hammer crusher with an overlarge crushing Angle, which relates to a crusher.
本 发明的目的是提供一种能减少粉尘污染且具有超大破碎角的上出料锤式破 碎机。
The invention aims to provide the top discharge hammer crusher which can reduce dust pollution and is provided with the overlarge crushing angle.
那是一个气（电）动砂轮机（手持砂轮机、角型砂轮、直型砂轮、钻机、冲击扳手、铆钉锤、锤钻机）。
Production of electrical tools, such as electric drills impact, angle angle grinder, saw, electric drill and curves.
那是一个气（电）动砂轮机（手持砂轮机、角型砂轮、直型砂轮、钻机、冲击扳手、铆钉锤、锤钻机）。
Production of electrical tools, such as electric drills impact, angle angle grinder, saw, electric drill and curves.
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