The team set up camp on a wide ledge 800 feet below the rim, a few hundred feet above the thundering lake.
研究小组在火山口边缘以下240米处的一处宽岩架上扎了营，这里距离咆哮的熔岩湖只有几十米。
The canyon is 277 miles long and any where from 4 to 18 miles wide, rim to rim.
大峡谷长277英里，峡谷两侧边缘之间宽度从4英里到18英里不等。
Install outer spherical bearings wide inner ring on the rim, with the top wire screw hole on the inner ring and engagement with the shaft.
安装在外球面轴承宽内圈上的钢圈，有顶丝旋入内圈上的孔里并与轴接触。
Install outer spherical bearings wide inner ring on the rim, with the top wire screw hole on the inner ring and engagement with the shaft.
安装在外球面轴承宽内圈上的钢圈，有顶丝旋入内圈上的孔里并与轴接触。
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