专利名称：DRAFT TUBE LINER FOR WATER WHEEL OR PUMP WATER WHEEL
发明人：OGUCHI AKIO,TAKASE MITSUO,NAKANO KENROU,IWAKI FUMINORI
双面胶怎么清理申请号：JP12381479
申请日：19790928
公开号：JPS5647673A
公开日：
二十年后的我400字
清炒冬瓜的做法
cg图片
19810430
专利内容由知识产权出版社提供
galaday摘要：PURPOSE:To give a continuous process of rolling to an upper and a lower plate of a draft tube liner by inclining the upper and the lower plate to the center line of the draft tube liner at equal angles. CONSTITUTION:An upper plate 3 and a lower plate 4 of a draft tube liner are equalized in their angles theta3 and theta4 to be inclined to the center line 5 of the draft tube liner. In this construction, since the upper plate 3 and the lower plate 4 of the draft tube liner are inclined at equal angles, they can be procesd for throttling continuously by a single stage.
易经卜卦新概念2课文申请人：HITACHI LTD
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