短語詞組短語high alkalinity number shipping cylinder -oil 高堿值船用氣缸油high pressure double -cylinder oil pump 高壓雙缸油泵eccentric -cylinder rotary oil pump 偏心缸回轉(zhuǎn)油泵cold -settled cylinder oil 低溫沉降汽缸油oil cylinder -linkage lifting mechanism 油缸super -heated cylinder oil 過熱汽缸油steam -refined cylinder oil 蒸汽提煉汽缸油 返回 cylinder oil