1989资源列表
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[国外标准] JIS B0907-1989 Mechanical Vibration of Rotating and Reciprocating Machinery-Requirements for Instrum
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[国外标准] JIS F8079-1989 Electrical Installations in Ships Part 204:System Design-Electric and Electrohydrauli
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[国外标准] JIS F0802-1989 Shop Test Code for Marine AC Electric Overhead Travelling Cranes in Engine Room