Jack stared at Tony, his voice soft steel: "As long as you can."
杰克盯着托尼，他的声音不高，却像钢铁一样坚定：“有多久拖多久。”
2
Tensioning jack, oil gauge shall be checked and calibrated prior to the prestressed steel strands tensioning and executed to check and calibrate in using as per the specified procedure.
张拉千斤顶、油表在预应力钢束张拉前进行检验和标定，使用中按规定程序进行送检标定。
3
The anchor pile support apparatus for pneumatic caisson includes bearing block, jack, steel bracket, anchor pile and expanded pile head.