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| TECHNIQUE AND EXPENSES OF LINEARLY MOVABLE CON- TACT-WELD |
| WANG Xin |
| Xi'an branch, FSDI |
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Abstract The technique of linearly movable contact-weld is introduced, which is first used in the mainland. Both project of weld are technically compared and economically analyzed, according to the watching practice in Guangzhou Metro Line 2. Finally, the available value is presented and the suggestion of updating is given.
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Received: 11 March 2004
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2004, Vol. 21 
