derrick head cargo block 吊杆头起货滑车 ; 吊杆头起重滑车 ; 上吊货滑车
cargo loadingdischarge crossover head 货物装卸转换联箱
derrick k head cargo block 吊杆头起货滑车
normal head of cargo 货物正常压头
The opening hatch cover method also not to be satisfied that using the warping head of cargo gear not through derrick boom open the hatch cover because using derrick boom is not safe.
开舱盖的方法不令人满意，起货设备传动轮弯头在开舱时不穿过吊杆，原因为使用吊杆不安全。
Wake up, on the head of a bed, like a cargo ship, such as a harbor against the baby leans against the mother.
醒来，靠在床头，像一艘货船靠在港湾，如一个婴儿偎依着母亲。
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