1) second weight
二次动压
1.
Using digital simulation,the mining-induced stress distribution in the entry with large mining height and second weight is analyzed,a optimum support scheme is choosed by perpendicular design.
通过运用数值模拟技术对二次动压影响的大采高顺槽周边动压应力分布规律进行了研究,并通过正交试验方法选取最优支护方案。
2) dynamic pressure of secondary working
二次采动压力
3) two times punch
二次冲压
1.
The manufacture time and cost can be sharply reduced by adopting two times punch shaping process with the aid of the mould of standard elliptical head.
利用标准椭圆封头胎具,采用二次冲压成形工艺,缩短了制造周期,大大降低了制造成本。
4) Secondary Voltage
二次电压
1.
Capacitor voltage transformer(CVT) contains capacitors and nonlinear inductances,so primary-side isolator operation may cause abnormal secondary voltage to influences normal operation of relay devices in substation,or even to lead misoperations of over-excitation protection for main transformers.
电容式电压互感器(CVT Capacitor Voltage Transformer)含有电容和非线性电感元件,当一次隔离开关操作时可能引起二次电压异常,影响变电站继电保护装置的正常运行,甚至引起主变过励磁保护误动作。
5) second static pressures
二次静压
1.
By theoretical analysis and test study,the conception of second static pressures of perforated ceiling air supply was proposed.
对较小空间的密闭小室在孔板送风方式下的气流分布情况进行了实验研究,通过理论分析和实验研究提出了孔板送风方式下二次静压的方法。
6) two-time hot pressing
二次热压
1.
Influence of two-time hot pressing on microstructure and properties of TiB_2-Cu-Ni composite via combustion synthesis;
二次热压烧结对燃烧合成TiB_2-Cu-Ni复合材料组织及性能的影响
2.
On the basis of high temperature compression, the two-time hot pressing sintering was conducted at 1050℃,1090℃ and 1150℃ .
分别在 10 5 0℃、 10 90℃、 115 0℃对复合材料进行二次热压烧结 ,详细研究了工艺参数对TiB2 4 0Cu复合材料二次热压变形、组织特征及力学性能的影响。
补充资料：压次
1.谓因受压抑而心境失常。
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