This is Electro-Hydraulic Heavy Duty type level luffing type deck crane.
辻产业的吊机是电动-液压驱动型水平变幅式重载型克令吊。
A boat cannot sail directly into the wind; attempting to do so is called luffing.
乘船航行不能直接进入风；试图这样做是所谓的变幅。
A boat cannot sail directly into the wind; attempting to do so is called luffing.
乘船航行不能直接进入风；试图这样做是所谓的变幅。
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