added resistance gradient 附加阻力梯度
gradient resistance 上坡阻力 ; [交] 坡道阻力
flow resistance gradient 渗流阻力梯度
drought resistance gradient axes 抗旱梯度轴
drought resistance gradient values 抗旱梯度值
additional resistance for gradient 坡道附加阻力
The experiments show that microbe solution flooding can decrease the threshold pressure gradient, lessen the flow resistance, and extend the effective drainage distance.
与水驱相比，微生物驱油可降低启动压力梯度，降低渗流阻力，扩大有效驱动距离。
The starting resistance of a roller bearing wagon is an elementary parameter and an important basis for traction calculation and the gradient of station yard design.
车辆起动阻力是列车牵引计算、车站站坪坡度设计的基本参数和重要依据。
The results showed that the hardening layer has better hardness gradient and high wear resistance.
结果表明，表面熔化处理后的硬化层的硬度梯度平缓，耐磨性高。
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