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A SIMPLE TYPE OF PNEUMATIC VACUUM VALVE
Author(s) -
Xie Xin-Neng
Publication year - 1976
Publication title -
wuli xuebao
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.199
H-Index - 47
ISSN - 1000-3290
DOI - 10.7498/aps.25.271
Subject(s) - simple (philosophy) , type (biology) , computer science , materials science , mechanics , physics , philosophy , epistemology , ecology , biology

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