The employment of microcomputer in the echocardiogram results in a real-time M-mode image on screen with dynamic moving or static freezing.
由于采用了微型计算机技术，使心动图仪可提供实时动态移动和静态冻结的M型图象。
The concrete with this product has excellent anti-frost durability, with a relative dynamic elastic modulus of 97% after 300 cycles of freezing-and-thawing.
混凝土抗冻融300次时，动弹性模量为97%，混凝土具有优良的抗冻融耐久性。
After the experiment and the theoretical analysis, have established the reflection freezing and thawing to the soil body constitutive property influence dynamic constitutive parameter.
经过试验和理论分析，得到了反映冻融对土体结构性影响的动态结构性参数。
The primary inducing factors of sand-sliding are surface water, ground water, stream erosion, dynamic load action, wind load action, freezing-and-thawing action, plant and man-made factors.
溜砂的主要诱发因素是地表水、地下水、河流冲刷、动荷载作用、风荷载作用、冻融作用、植物及人为因素。
The primary inducing factors of sand-sliding are surface water, ground water, stream erosion, dynamic load action, wind load action, freezing-and-thawing action, plant and man-made factors.
溜砂的主要诱发因素是地表水、地下水、河流冲刷、动荷载作用、风荷载作用、冻融作用、植物及人为因素。
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