The outer circle of the thermal fuse is riveted with a copper sleeve.

热熔断器的外圆上铆接有铜套。

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Plane, outer circle, inner hole, groove and other surfaces that are difficult to measure.

平面、外圆、内孔、凹槽及其他较难测量的表面。

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Usage: suitable for precise lathing of rotor outer circle and commutator that with big shaft diameter and V block can not be used.

用途：适用于V型块无法使用的较大轴径的转子外圆或换向器的精车。

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Compared to last week's report, this probably shows that consumers who actually buy e-readers don't really care about the touch feature, whereas those on the outer circle are mainly waiting for more -- and no doubt cheaper -- touchscreen e-readers.

ENGADGET: E-reader statisfaction study shows 93 percent of users are happy, just not you

It will only underline the key political question for Britain: does the UK want to stay in the EU but in the outer circle, does it want to free itself from the EU's embrace or will it select to join a more integrated Europe?

BBC: Why Cameron is backing closer European integration

If anything, Eurosceptics should be happy that Britain is moving to the outer circle of an increasingly integrated EU. In December Mr Cameron said he was mainly vetoing the treaty because it did not provide enough assurances on financial regulation, which poses a growing threat to Britain's vast banking sector.

ECONOMIST: The coalition and Europe