threshold velocity的例句大全

In this paper, the formula of calculating threshold velocity of non uniform sediment is established in consideration of their relative degree of expose, and the additional mass force, etc.

通过对附加质量力的概念及表达式和相对暴露度参数的引入，推得了非均匀沙起动公式。

Under the same destruction percentage moss crust has the highest threshold velocity, followed by lichen crust, algal and algal-lichen crusts in succession.

相同破损率条件下，起动风速以苔藓结皮最大、地衣结皮次之、藻结皮和藻类地衣结皮最小。

The experiment results show that the threshold velocity is affected by the ratio of roughness coefficient of ice cover and bed.

试验表明：冰盖下泥沙起动流速与冰盖及槽底糙率的相对比值有关。

To prevent from damaging pore structure and reduce the oil recovery cost in waterflooding, the flowing velocity of injected fluid should be below the threshold velocity of rocks.

分析认为，在油田注水开发时，为防止伤害孔隙结构导致降低开发效果，应将注水速率控制在储集层岩石临界速率以内。

When the axial velocity of the electron stream is equal to the threshold velocity, the angular velocities of two electron stream are equal, and the electrostatic wave is stable.

当轴向速度等于临界值时，两个电子流旋转速度相等，电子静电波是稳定的。

Compared with conventional moldboard plough practice, the conservation tillage with 30 cm height stubble could remarkably increase threshold velocity and reduce the soil loss by about 3/ 4.

保护性耕作可明显地提高起沙风速，减少农田土壤损失，当秸秆高度为30cm时，风蚀量仅为传统耕地的1/4左右。

Theoretical Estimation of Threshold Velocity of Blasting Vibration for Rock Slope

岩质边坡爆破振动速度阈值的理论估算

Threshold velocity of quarry on a slope and stable slope of quarry mound

斜坡上块石的起动流速与抛石体的稳定坡度

The threshold velocity of sand is influenced by many factors in coastal zone, but the grain diameter and moisture content of sand grain are the dominant factors.

在海岸带，沙粒粒径和水分含量是决定沙粒起动风速的最主要因素。

A flume test is carried out on the threshold velocity for the coherent silt sampled in the sea area near the Cangnan power plant in Zhejiang Province.

结合浙江苍南电厂工程要求，在拟建航道处的试挖槽附近取样，对粘性淤泥的起动进行了室内水槽试验。

The results show: after a training period, the athletes have the relative values of maximal oxygen uptake increased significantly, anaerobic threshold velocity increased very significantly;

结果显示：经过一个训练周期，运动员的最大摄氧量相对值具有显著性提高，无氧阈速度具有非常显著性提高；

Influence factors and mathematical model of coal dust particles threshold velocity

煤炭粉尘颗粒起动风速影响因素及数学模型

Experimental research on the threshold velocity of raw ore particles

矿料颗粒起动风速的实验

The obtained safety threshold velocity by the new method is in good agreement with the measurement.

分析结果表明，新方法确定的安全阈值与现场监测确定的阈值吻合得较好。

Effects of moisture on threshold velocity of coal dust

水分对港口煤炭粉尘起动风速的影响研究

Experimental Investigation for Normal Impact on Single Bumper Shield at First Threshold Velocity Range

第一门槛值区间单防护屏防护正撞击实验研究

The Relation of the Threshold Velocity of Coal Dust to Its Size and Humidity

煤粉起动速度与粒径及湿度的关系

Study on Threshold Velocity of Sand-Driving Wind of Different Soil Types in Nenjiang Sandy Land

嫩江沙地不同土壤质地类型起沙风速的研究

Research On Uninjurous Test About Anaerobic Threshold Velocity of Swimmer Athletes

游泳运动员无氧阈游速的无损伤测试研究

The threshold velocity between benign and malignant masses is 12cm/ s.

良恶性肿瘤之间的临界流速值为12cm／s。