单词	ultimate vacuum
释义	ultimate vacuum 极限真空
随便看	ship to shore radiotelephone procedure ship to shore schedule ship-to-shore submarine line ship-to-shore-triangulation ship to-surface vessel ship-to-surface vessel ship-to-surface vessel radar ship to surface vessel station ship-to-underwater missile ship towed ship-towed long-range acoustic detection system ship-towed long-range acoustic detection systems ship towed sonar ship traffic ship traffic simulation ship trajectory ship transmitter ship trial ship trials ship turning basin ship type ship type caisson ship type requirement Ship Types ship type tractor jfzj jfzjc jfzjqbs jfzl jfzn jfzp jfzq jfzw jfzy jgbd 時間割時間外時間帯時間給時間表時限時雨時雨れる時雨レル時雨月