欲在两轴相距较远、工作条件恶劣的环境下传递较大功率，宜选（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='24894' and id < 2124489 and id<>'2124489' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24894' and id > 2124489 and id<>'2124489' order by id asc limit 5