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更新时间:2024.04.27
A313A313M-03不锈钢弹簧丝技术规范

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Designation: A 313/A 313M –03 Standard Speci?cation for Stainless Steel Spring Wire 1 This standard is issuedunder the ?xed designation A 313/A 313M; the number immediately following the designation indicates the year of original adoption or, in the caseof revision, the year of last revision. A number in parenthesesindicates the year of last reapproval. A superscript epsilon (e) indicates an edito

高效典范:Cat313D2型挖掘机

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Caterpillar(卡特彼勒)挖掘机一直都是典型的高效型挖掘机,而在最新的Cat313D2型挖掘机上,卡特彼勒更是将高效的特性发挥得更加淋漓尽致。快速而有力的挖掘动作,灵敏的上车回转,更低的故障率和更为简便的故障排查,卡特彼勒为313D2所做的努力远比我们看到的多。

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