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| Carry
and promote the amalgamating type (ST) |
|
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| Carry
and promote the amalgamating type (ST) |
| |
·Exert oneself axle except canning make the
circular motion of intermittence , can also carries
the sport of promoting and vacillates now to the
left, now to the right from head to foot in the
wanton graduation sport .
·Through among can receive easier to collocatly
there aren't high efficiency, high accuracy.
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| ............................. |
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