Taking the rod string as the object of study, a method of computing pumping stroke and speed of walking beam pumping units for slant straight wells is also presented.
以抽油杆柱为研究对象,论述了斜直井游梁式抽油机冲程和冲次的计算方法。
Hiking groups, a group of people who are enthusiastic about walking, running or hiking, are often seen walking at full speed along the street.
暴走团是一群热衷于走路、跑步、远足的人,人们常常看到他们沿着街道全速行走。
The other factors were speed of rising from a chair and walking pace.
另一因素是从椅子上升和步行速度的速度。
We are saying your body selects a walking speed that is best for you based on the health of all your body systems.
我们要说的是身体的健康程度决定了最舒适的步行速度。
I can remember how, after months of being slowed down by severe depression, I tried to work out how to swing my arms when walking at normal speed.
我还记得,在经过数月的严重的抑郁症的拖累下,我如何努力使自己了解在常速下行走该怎样摆动胳膊。
Since running and walking speeds differ from species to species, the speed at which the treadmill moved was varied so that it raised the heart rates of the different participants to the same level.
因为不同物种跑步和走路的速度不同,跑步机的速度也有所改变,以至于让不同的参与者达到相同的心率。
The gait and footprint distribution of a camel walking on sand, the regular changing pattern of motion parameters with the changing of walking speed and the slope Angle were studied.
研究了骆驼坡道行走的运动步法、足印分布,以及骆驼运动参数随速度、坡度的变化规律。
As people enjoyed the convenience and speed of buses and cars, they are less likely to have patience and interest in cycling and walking.
人们越来越青睐汽车的方便和快速,而不再有耐心和兴趣骑车或步行。
The simulation model consists of stair component and elevator component, which are respectively based on the calculation of walking speed in stair and elevator evacuation time.
仿真模型包括楼梯疏散和电梯疏散两个模块,分别以人流在楼梯中的步行速度和电梯疏散时间的计算为基础。
Its excellent performance is that its walking speed can naturally change with the change of amputee's walking speed.
它的优点是其步行速度可自然、随意地跟随截肢者步行速度的变化而变化。
The control of walking velocity for traditional combine is realized by gear and hydraulic speed variator.
传统的联合收割机行走速度调节是由驾驶人员通过档位和液压无级变速器来实现。
Walking at comfortable speed improves the efficiency of the cardiorespiratory system by stimulating the lungs and heart, but at a more gradual rate than most other forms of exercise.
在舒适的步行速度提高了效率,心肺系统的刺激肺及心脏,但更逐步率比大多数其他形式的活动。
The purpose of this study was to study energy expenditure of different walking speed in order to get formulas which can calculate energy expenditure of walking and daily physical activity.
目的:研究不同步速下行走时的能量消耗水平,进而推导出根据计步器参数推算步行能耗和一日总能耗的方程,以期为进一步开发计步器功能提供参考依据。
In addition to watch though shock, but strong impact in the outside world is easy to make the pendulum shaft tip or gear shaft broken, can make the vibration of the walking speed needle.
另外手表虽防震,但在外界的冲击力较强时易使摆轴尖或轮系轴颈折断,亦可使快慢针震动影响走时。
The paper describes three typical systems, and points out the development in the future of the walking speed regulation system of driving machine.
本文介绍三种调速系统,提出了掘进设备行走机构调速系统的发展前景。
Objective To illustrate the influences of walking speed and road slope on lower limb motions by quantitative analysis on the changes of joint angles and muscle activation.
目的通过定量分析关节角及主要肌肉激活度的变化来说明步行速度和路面坡度对下肢运动的影响。
Its operation adopts touching screen to set parameters. The walking speed of disc is controlled according to the current change of main motor to realize the analog manual operation.
锯片行走速度的控制,参照模糊模拟控制理论,依据主机电流的变化,模拟人工操作实现。
An intelligent artificial leg is a precise electromechanical device, one of whose key components is the walking speed measuring circuit.
智能人工腿是一个精密的机电一体化装置,其关键部件之一是步速测量电路。
Powerful , moves with purpose and agility and is capable of considerable speed . measured and deliberate when walking . at speed will tend toward , and may reach a single track.
稳健,移动灵活,带有明确目的性的速度。规范而整齐的步幅。向前奔跑可形成一条清晰的足迹。
Using this sensor as walking speed sampling sensor, this paper develops the measurement module of walking speed based on AT89C51 singlechip.
论文以该传感器为步速采样传感器,研制出基于AT89C51单片机的步速测量模块。
Based on advanced Volar Stress Distribution Test system, the pressure comfortability during middle-speed walking of 6 military shoes were analyzed.
基于先进的足底压力分布测试系统,本文分析了6种军用鞋靴样品在穿着中速行走时的受力舒适性。
Based on many survey data the paper puts forward overall distribution characteristics of pedestrian walking speed at four-way signal intersections in Beijing.
通过大量的实测数据,提出了北京市四支信号交叉口行人步行速度的总体分布特征参数。
Objective To obtain kinematic and kinetic parameters of gait initiation from young men when they are walking with constant speed.
目的获取青年男性常速行走起动步态的运动学和动力学参数。
The third type of wire walking speed WEDM and accurately should be called "multi-speed wire walk."
第三类中速走丝电火花线切割机床,准确地应该叫“多速走丝”。
The third type of wire walking speed WEDM and accurately should be called "multi-speed wire walk."
第三类中速走丝电火花线切割机床,准确地应该叫“多速走丝”。
应用推荐