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17.2 Replacement of the fifth paragraph, except for belt sanders:
8 Y: l+ s8 H- G. [Orbital sanders and polishers, random orbit sanders and polishers, and reciprocating sanders
a& M6 a' M& Z, [ Fand polishers are operated while the platen, fitted with abrasive paper in reverse position or a
! C6 o6 z4 G3 k w& \5 Cpolishing bonnet as applicable, is resting under the weight of the sander or polisher on a steel% B! V5 w0 p+ w: c' `
plate. The abrasive paper should be replaced as required to avoid direct contact between8 d; X5 {# x0 }
platen and steel plate. These tools are only tested in the upright position where the platen is; W. B! g( c' r# I F6 P
horizontal.& K$ N: b2 t1 C; p/ Y X/ f9 B
哪位大侠可以帮忙说下上面这段是什么意思( x" M0 Y. ~% S$ G! Y
小弟看了半天还是没搞明白 |
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