地面压力

At first the whole braking system is divided into three subsystems, brake pedal-brakepipe pressure subsystem, brake pipe pressure-wheel detent subsystem and wheel detent——road subsystem.

文中首先将整个刹车系统分解成刹车踏板——制动管路压力、制动管路压力——车轮制动器和车轮制动器——地面三个子系统，分别进行了分析并建立了各自的数学模型。

The computational formula on pressure increment in bottomholes affected by drilling speed is deduced as well.

首先利用在钻井过程中随钻测量起钻后地面回旋的方法，自行研制开发出能够抗180℃高温，具有抗震功能的测量仪器；其次，在原有模型基础上，利用实例数据进行分析，考虑固相和多相流加速度压降的影响，研制开发了流钻欠平衡钻井环空多相流井底压力的计算模型，并推导出机械钻速影响井底压力增量的计算公式；最后，为验证模型精度，开发了钻井监测与分析计算软件，软件计算结果与实测数据叶比，误差小于3%。

Pressure shaft ; underground power house ; pressure steel conduit ; ground power house ; selection

压力井道；地下厂房；压力钢管；地面厂房；选择

As a fast-developing and modernized metropolis,Xi'an also faces the great pressure of traffic-jam which the traditional means of improvement can no longer alleviate.People begin to put advanced information technology,statistical connection technology,electronic control technology,computer-processing technology into ground traffic controlling system comprehensively in order to establish a large scale system named Intelligently Transportation Systems which would run accurately and effectively.

作为飞速发展的现代化大都市，西安同样面临着交通堵塞的巨大压力，在传统的改造方式已不能再有效的缓解这种交通压力时，人们开始把先进的信息技术、数据通信技术、电子控制技术、计算机处理技术有效的综合运用于地面交通管理体系，从而建立起一种大范围、全方位发挥作用的、实时、准确、高效的交通运输管理系统——智能运输系统。

Huge quantities of ground water deposited in the limestone flow from south to north and are blocked by the magmatic rocks.

由于在济南的地面下，存在着许多地壳裂痕，大量的地下水在压力的作用下流出地面。

Subjects were designed to walk on the treadmill (Trackmaster, TM500) with five different speed (70、90、110、130 and 150 m/min). All the data were analyzed by two-way mixed MANOVA, the results were as fellow:(1) The changing of walking velocity had a great influence on GRF and PP.

的跑步机(Trackmaster牌，TM500型)上步行时之地面反作用力及足底压力，以了解速度的改变对正常足弓与扁平足弓在足底压力等相关数值造成之影响及其变化情形。

This concrete mortared masonry is usually in the shape of an inverted T. These walls cantilever loads to a large, structural footing: converting horizontal pressures from behind the wall to vertical pressures on the ground below.

混凝土砂浆砖石这通常是设置成倒T，悬臂负荷很大，结构上：横向压力转化为墙后面地面垂直压力。

In this paper, we studied content as follows: techonlogy of dry desulfurization for gas , ground metric technology for gas well and ascertaining of main technical parameters and technical equipments for ground technical project of gas storage (scale of gas injection, injection pressure, selection of compressor and adsorption of oil steam).

本文研究了以下内容：天然气干法脱硫的工艺技术，采气井地面计量工艺技术，储气库地面工艺方案中主要工艺参数和工艺设备的确定(注气规模、注入压力、压缩机的选择、油蒸汽吸附等)。

For example, when passing at low altitude supersonic aircraft, when the head and tail of the aircraft will have the pressure and density of mutations through the surface formed after the N-shaped shock wave reflection, reached the ground sounds like explosions, this special sound of noise is called the H -.

例如，当超声速飞机在低空掠过时，在飞机头部和尾部会产生压力和密度突变，经地面反射后形成N形冲击波，传到地面时听起来像爆炸声，这种特殊的噪声叫做轰声。

The rock mechanics parameter s,such as Yangs modulus and Poisson's ratio,are determined on the basis of surface fracturing treatment pressure and instantaneous shut-in pressure during PAD stage.

应用常规的地面压裂施工压力资料和前置液阶段的瞬时停泵压力测试等资料，初步探讨了求取储层原位岩石力学参数的新方法。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。