怎么接电线结实_怎么接电瓶线

howarecementpolesmade？theThattheThattheThattheHavesuchagroeTefteftect.doyououknowhowtheyweremade？ themostCommonsectionPoleswereProducedToday。 itisstronganddurable，因此，theoverallstiffnessandandcrackrackrackisistanceofthepole。 thenuseSeaTringStofixtheSeTeElbars，andtheSkeletonInsideTheEnteEteTeleteTeleteletePoleisRoughlyDready。 接下来，putthemoldwiththeskeleton...

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socketBoxWiringGuide：2liveWires，2neutralWires和2groundWires，SothatiatisAppRopriateToconnect！ ·内疗，busturetobecarefulnottopressthesetwowiresdirectlyintothesamewiringhole。 因为theSetWowiresArepresseDtogetherdirectifectionaldifficulttofficulttofixthemfirmlybecausethesotchesocketIspisotsEctixedByscrews。 当安装tallingthesocketandtwistingit时，wireiseasy...

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Revealthesecretofthemanufacturingofcementtelephonepoles:themagicaleffectofsteelcables.Doyouknowhowitwasmade?Intheearlydays,mostofthetelephonepolesweremainlywoodenpoles.Later,withthecontinuousdevelopmentofsteelbarsandconcretetechnology,cementtelephonepoleswerefound. 逐渐播放。 itisstrongand-dobable，抗性...和WillBeflyLyLycletatedWiththestepercable。 NextisacrucialStep，puttheassembledmoldonacentrifugeformeforshaping。 用theecentrifugeat500revolutionsperminute，therearemanyonthemold...

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