电机故障诊断及修理（第2版）-畅读网

　　　　

电机故障诊断及修理（第2版）

作者：才家刚

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mobi/epub/pdf/awz3

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内容简介:

《电机故障诊断及修理》（第2版）以图文并茂的形式，详细地介绍了常用中小型三相交流异步电动机、单相交流异步电动机和直流电机的常见故障、原因分析判定、修理技术及常用数据，以及修理后的检查和试验方法，直观地展现了复杂的技术问题和操作工艺，内容均来自于国内有丰富经验的电机制造和修理企业，因而具有很强的可操作性。《电机故障诊断及修理》（第2版）可供电机使用和维修人员及相关技术人员、电机生产企业售前和售后服务人员使用，也可作为职校、技校相关专业师生及电机设计和制造部门工程技术人员的参考资料。

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SELECT `id`,`name` FROM `ls_goods_category` WHERE `id` = 5 LIMIT 1 [ RunTime:0.002640s ]
SELECT `id`,`name` FROM `ls_goods_category` WHERE `id` = 45 LIMIT 1 [ RunTime:0.002045s ]
SELECT `a`.*,`ap`.`width`,`ap`.`height` FROM `ls_ad` `a` INNER JOIN `ls_ad_position` `ap` ON `a`.`pid`=`ap`.`id` WHERE `pid` = 11 AND `ap`.`client` = '2' AND `a`.`status` = '1' AND `a`.`del` = '0' AND `ap`.`status` = '1' AND `ap`.`del` = '0' ORDER BY `sort` DESC,`id` DESC [ RunTime:0.004391s ]
SELECT `a`.*,`ap`.`width`,`ap`.`height` FROM `ls_ad` `a` INNER JOIN `ls_ad_position` `ap` ON `a`.`pid`=`ap`.`id` WHERE `pid` = 14 AND `ap`.`client` = '2' AND `a`.`status` = '1' AND `a`.`del` = '0' AND `ap`.`status` = '1' AND `ap`.`del` = '0' ORDER BY `sort` DESC,`id` DESC [ RunTime:0.006917s ]
SELECT * FROM `ls_goods` WHERE `del` = 0 AND `status` = 1 AND `create_time` <= 1772014472 ORDER BY `create_time` DESC LIMIT 5 [ RunTime:3.645851s ]

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