A comparison is made of advantages and defects among protective measures,including adopting advanced imported regulator,installing fast isolating valve in front of regulator,using two-circuit regulator plus fast isolating valve,installing excessive underpressure automatic isolating valve in front of domestic gas meter etc.
分析了中压燃气直接进入用户燃气表的危害,比较了采用先进的进口调压器、在调压器前安装快速切断阀、采用双回路调压器加快速切断阀、在家用燃气表前装设超欠压自动切断阀等预防措施的优缺点,提出了其适用场所。
The Penett cutter and the basic concept of cutting glass substrates of TFT-LCD and the impacts of process parameters on cutting quality,such as scribe-wheel angle,cut pressure,pressing amount and cutting speed of Penett cutter are studied in this paper.
介绍了切割TFT-LCD薄型玻璃基板的高渗透刀轮和切断的基本概念,以及刀轮角度、切断压力、押入量和切断速度工艺参数对切断效果的影响。
The mean unit force of friction to a great degree depends on shearing of pressure welding bridges and conquering of ploughing resistance.
平均单位摩擦力基本上取决于切断压力焊接桥和克服耕犁阻力。
A sudden and severe strain was put upon them by the cutting off of these supplies.
切断供应使他们突然承受巨大的压力。
A sudden and severe strain was placed upon us by the cutting off of these supplies.
由于供给突然被切断,我们感到了沉重的压力。
This series pressing machine can be widely used in the technologies of drilling, losing materials, cutting, bending, shaping and light extension etc.
本系列压力机可广泛应用于冲孔、落料、切断、弯曲、成形、浅拉伸等工艺。
Muck settled on power lines and transformers, shorting everything, putting us out of action for a week.
污泥碎石落在电力线和变压器上，把一切都切断，使得我们停产整整一个星期。
The forces in operation have the form of lateral or tangential thrust.
作用力的形式是侧向冲断或切向冲断。
Design and Research on the Hydraulic Cutting System for High-Speed Steel Bar Cutter;
高速钢筋切断机液压剪切系统的设计与研究
the ratio of the breaking stress of a structure to the estimated maximum stress in ordinary use.
间断压力同最大压力的比率。
a device that makes grooves by cutting or punching.
通过切断和冲压产生凹槽的装置。
High Pressure Cut-Off Switch Remove/Install Typical
拆卸/安装高压切断开关 典型
Observation of Hemodynamics in Patients with Liver Cirrhosis and Portal Hypertension Using Pulsed Ultrasonic Doppler
脉冲多普勒超声观测肝硬化门脉高压患者脾切除加断流术前后门脉系统血流动力学改变
Pressure characteristic of cold gas flow interruption for a self-blast SF_6 circuit breaker
自能SF_6断路器冷气流开断压力特性
Fault Diagnosis and Analysis on Pressure Shortage of Hydraulic System;
液压传动“压力不足”的诊断与分析
There is a diminishing difference in the shearing stress with rising pressure.
随着压力的升高，切应力的差值减
testing method for tensile strength and elongation of nonwoven:cut strip method
非织造布断裂强力和断裂伸长率试验法：切剥法
Fracture Mechanics Approach for In-situ Stress Determination by Hydra-Fracturing
水压致裂测量地应力的断裂力学方法
Fracture Mechanics Analysis of Reinforced Concrete Pressure Conduit;
钢筋混凝土压力管道的断裂力学分析
The Application of Variable Metric Method in Pressure Distribution Analysis in Hydraulic Fracturing
变尺度分析方法在水力压裂压力诊断中的应用