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17.2 Replacement of the fifth paragraph, except for belt sanders:% i3 C: e; L4 l$ L- {% ~% E. R
Orbital sanders and polishers, random orbit sanders and polishers, and reciprocating sanders5 `: ~- ^& t3 h( K
and polishers are operated while the platen, fitted with abrasive paper in reverse position or a
4 a" s3 X8 R3 R4 K4 k/ apolishing bonnet as applicable, is resting under the weight of the sander or polisher on a steel$ U9 V5 ` T3 Q5 T6 @) D1 f; m' J
plate. The abrasive paper should be replaced as required to avoid direct contact between: K$ _& h& G5 O/ h0 M: K+ ]
platen and steel plate. These tools are only tested in the upright position where the platen is
# D# m# _, g) r0 w t/ vhorizontal.7 G8 N# G6 U+ f R( F: U
哪位大侠可以帮忙说下上面这段是什么意思
' t4 \; l# w7 x/ J/ [: U/ Z小弟看了半天还是没搞明白 |
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