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ＧＲＯＶＥ公司给它普遍受欢迎的ＴＭＳ８７０和ＴＴＳ８７０型起重机增容为７０ｔ的ＴＭＳ８７５Ｃ和ＴＴＳ８７５Ｃ。这二台起重机可选配３３．５ｍ四段式吊臂（标准）或４２ｍ五段式全功率吊臂，最大臂顶高度达６１．５ｍ。二种臂都配有标准的１７ｍ二段式折臂式桁架伸长臂?
GROVE company to its popular TMS870 and TTS870 cranes up to 70t of TMS875C and TTS875C. The two cranes can be equipped with 33.5m four-section boom (standard) or 42m five-section full-power boom, the maximum boom height of 61.5m. Both arms are equipped with a standard 17m two-stage knuckle boom truss extension?