The first liquid laser was operated in January of 1963.
第一个液体激光器是在1963年1月运转的。
The boy had been operated on and had to take only liquid food.
男孩做了手术只能吃流质食物。
The pneumatic percussion rotary drilling is mainly operated in the area where liquid is hardly or not permitted to be used as the circular medium.
气动冲击回转钻进主要应用于难用或忌用液体作为循环介质的地区。
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