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1·The Kyoto Protocol is a hard-won result. It is the first step the international community has taken in cooperation to address climate chage.

《京都议定书》来之不易，是国际社会合作对付气候变化的第一步。

2·5sweeper: Caput sweeper is installed at lower part of driving roller while vacant section sweeper is installed at the end near the direction-chage roller.

5清扫器：头部清扫器安装在传动滚筒下方，空段清扫器安在尾部改向滚筒附近。