双作 meaning in Chinese

double cropping
doublecro ing

Pneumatic fluid power . 10 bar cylinders , compact series , reduced stroke , interchangeability dimensions . part 2 : double acting cylinders , bores from 20 mm to 100 mm
气动流体动力. 10巴的气缸.小型系列,小冲程.可互换性尺寸.第2部分: 20毫米至100毫米内径的双作动气缸
Analysis indicates the " low pressure closed reticular flow region " results in the non - equilibrium of pressure along the primary jet ' s orifice . to obtain as large vectoring angle as possible , the optimal ranges of angles , frequencies , velocity amplitudes , and distances from the microjet actuator to the primary jet exit were discussed . the relationship between the vectoring angle of the primary jet and the phase - difference of two adjacent actuators was analyzed
分析了“拉”模型单作动器模式下，微射流作动器的入射角度、驱动频率、速度幅值及与主射流间的距离对主射流偏转程度的影响，并确定了作动器工作参数的最佳范围;分析了“拉”模型双作动器模式下，不同的相位差对主流偏转程度的影响。