portant;white-space:normal;orphans:2;widows:2;background-color:#FFFFFF;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;font-size:32px;">龙门吊10t,泰安龙门吊,大型龙门吊

portant;white-space:normal;orphans:2;widows:2;background-color:#FFFFFF;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;">portant;white-space:normal;orphans:2;widows:2;background-color:#FFFFFF;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;font-size:18px;">产品说明：
portant;white-space:normal;orphans:2;widows:2;background-color:#FFFFFF;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;font-size:18px;">龙门吊,又叫门式起重机。主要用于室外的货场、料场货、散货的装卸作业。门式起重机具有场地利用率高、作业范围大、适应面广、通用性强等特点，在港口货场获得广泛使用。
portant;white-space:normal;orphans:2;widows:2;background-color:#FFFFFF;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;font-size:18px;">龙门吊工作等级：
portant;white-space:normal;orphans:2;widows:2;background-color:#FFFFFF;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;font-size:18px;">龙门吊也 是门式起重机工作级别A：它反映了起重机在载荷状态和利用繁忙程度两个方面的工作特性。
portant;white-space:normal;orphans:2;widows:2;background-color:#FFFFFF;font-variant-ligatures:normal;font-variant-caps:normal;-webkit-text-stroke-width:0px;text-decoration-style:initial;text-decoration-color:initial;font-size:18px;">工作级别的划分是由起重机的利用等级U和载荷状态Q决定的。它们分为A1～A8八个级别。起重机工作级别，也 是金属结构的工作级别，按起升机构确定，分为A1－A8级，若与规定的起重机工作类型对照，大体上相当于：A1－A4－轻；A5－A6－中；A7－重，A8－特重。

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