1) threshold pressure
门槛压力
1.
Deduced breaking rule of inhomogeneity rock mess by water jet and the threshold pressure of water jet with percolation theory,numerical simulated continuous drilling in the inhomogeneity coal by water jet with finite elements method and the experiment of breaking coal by water jet was carried out.
假设非均质岩体微元的弹性模量和抗压强度均服从Weibull分布,用愈渗理论推导了非均质岩体的水射流破坏准则和水射流破碎非均质岩体的门槛压力;数值模拟了水射流在非均质煤层中的连续钻孔过程;并进行了水射流的破煤实验。
2) baffle sill
门槛;消力槛
3) threshold voltage
门槛电压
1.
Experimental results show that the deformation of plastic metal may be increased by increasing the displacement threshold voltage or by decreasing initial pressure.
采用位移门槛电压控制焊接过程，对Ｑ２３５－Ａ钢进行了变压式和等压式扁钢带直流电阻对焊试验。
2.
Experiments include monitoring the fact voltage between the tip and sample, the analysis of threshold voltages of different doped Si, and the relationship between the height of oxide lines and the velo.
为了深化对AFM电场诱导氧化加工机理的理解 ,本文对Si表面的电场诱导氧化作用进行了实验研究 ,包括探针与样品之间实际电压的监测、不同掺杂Si材料加工门槛电压的分析及探针扫描速率对氧化物高度的影响。
3.
Experiments include monitoring the fact voltage between the tip and sample,the analysis of threshold voltages of different doped Si,and the relationship between the height of oxide lines and the velocity of t.
为了深化对 AFM 电场诱导氧化加工机理的理解,本文对 Si 表面的电场诱导氧化作用进行了实验研究,包括探针与样品之间实际电压的监测、不同掺杂 Si 材料加工门槛电压的分析及探针扫描速率对氧化物高度的影响。
4) threshold stress
门槛应力
1.
During dynamically charging four kinds of C90 tubular steels with hydrogen,the concentration of divisible hydrogen c0 is directly proportional to cathodic current i, and thenormalized threshold stress σc.
四种高强度油并管钢动态充氢时，进入试样的可扩散氢含量c0和充氢电流i成正比；而氢致断裂门槛应力σc与名义屈服强度σt之比和Inc0成正比，即σc／σt=A-BInc0。
2.
The threshold stress decreased linearly with the logarithm of hydrogen concentration for the samples in constant load tests.
用电化学和恒载荷拉伸试验方法,测定了不同充氢电流下氢在X80管线钢中的扩散系数、试样中可扩散氢浓度以及管线钢氢致断裂门槛应力。
3.
Hydrogen permeation coefficient and diffusible hydrogen content in drill pipe steel S135 during cathodic charging with hydrogen were studied by an electrochemical method,and the hydrogen induced cracking(HIC) threshold stress of the steel was investigated using constant load tests.
通过电化学渗氢技术与恒载荷拉伸试验方法,研究了不同充氢电流密度下S135钻杆用钢的氢扩散系数、试样中的可扩散氢浓度及其氢致开裂门槛应力。
5) threshold voltage of valve
阀门槛电压
6) forward threshold voltage
正向门槛电压
补充资料：锅炉、压力容器、压力管道及特种设备定期检验
锅炉、压力容器、压力管道及特种设备定期检验
periodic inspection of boilers, pressure vessels, pressure piping and special equipment
guolu YOli侧飞扣1 YOli gLJal对印ji tez陌叩劝以拍1 dingqi】，on四n锅炉、压力容器、压力管道及特种设备定期检验(peri诫c inspectionof城le。，p~切reves-Sels，p~二piPing ands衅过闪uiplr屺nt)为保证设备的安全使用，规定设备必须按一定周期进行法定的、强制性的检验。定期检验由政府设立的检验所、使用单位或行业检验站进行。检验单位及检验人员必须具有与所检设备相适应的资格。设备使用单位应该建立定期检验制度，做好检验计划，按时向检验单位提出申请。检验单位应该保证及时进行检验，检验按有关检验规则进行。检验时，设备使用单位应做好配合工作，提供必要的运行资料。检验完毕，检验单位要出具检验报告，对设备能否使用，要作出明确结论。如设备有缺陷，要提出是否修理、监护使用和报废的处理意见。锅炉压力容器安全监察机构根据检验机构的报告，发使用许可证书。有缺陷的，责令使用单位修理，修理后检验仍不符合安全要求的，则通知报废。使用单位逾期不进行定期检验，锅炉压力容器安全监察机构有权停止其设备运行。(陈亦惠)
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条