Research on the millisecond blasting in surface;
炮采面的毫秒爆破试验研究
Design and practice of the millisecond blasting;
炮采毫秒爆破设计与实践
The adoption of a coal mine on the 5th impact 1507,1508 to face pressure monitoring and management,and vigorously implemented millisecond blasting process of reforms in the transport equipment,electrical and mechanical strengthening management,and other measures,summed up the steep rock face pressure blasting mining mining technology,which have a certain practical significance.
该文通过对某矿5号煤层1507、1508工作面冲击地压监测与治理,大力推行毫秒爆破工艺,改革运输设备,加强机电管理等措施,总结了大倾角冲击地压炮采面开采技术,具有一定实践意义。
Study on mine cracking by millisecond blasting in water coupling hole;
水耦合炮孔毫秒爆破成缝试验研究
The popularization and experiment of the millisecond blast were in progress early and late in the two mining face in Dongrong No.
双鸭山矿业集团公司东荣二矿先后在两个回采工作面进行了毫秒爆破的推广试验,取得了良好的效果,放炮时间缩短近1倍,提高了煤炭回收率。
The anticipated blasting results are obtained by using the in-hole and out-hole millisecond delay blasting technology,thus ensuring the safety of surrounding installations and buildings.
在滦赤线第一合同段路堑开挖深孔控制爆破工程中,针对其复杂的爆破环境,采用孔内、孔外毫秒延时爆破技术,设计了合理的爆破方案,确保周围设施和建筑物的安全,取得了预想的爆破效果。
The millisecond delay blasting seismic waves collected from the weakly rotten granite site are analyzed.
文章对在微风化的花岗岩石场地采集的毫秒延时爆破地震信号进行了分析,其爆破地震波各段间的振动波形在近距离时,波形分开,而在中远距离处,各段装药激励的爆破地震子波开始叠加。
This paper discussed the utilization range of blasting vibration velocity formula and the expression of counting charge amount of millisecond delay blasting in the "Safety Regulation for Blasting(GB 6722——2003)".
对《爆破安全规程(GB 6722——2003)》中计算爆破振动速度公式的适用范围、毫秒延时爆破的计算药量及表达方式进行了讨论,提出在应用爆破振动计算公式时的注意事项,建议在爆破工程中更要重视爆破振动监测。
We used the millisecond short delay blasting and the reasonable security protective measures in different spots to guarantee the smooth collapses of two buildings and security of the demolition environment.
被拆除的2栋楼房坐落在非常复杂的爆破环境条件下,采用毫秒微差爆破,合理利用楼房坍塌中的后坐来控制爆渣的范围,爆破前针对不同部位采用了合理的安全防护措施,确保了楼房的顺利倒塌和周围建筑的绝对安全。
The millisecond short delay blasting and pre-treatment are used to guarantee the smooth collapses of dust treatment center station and security of the demolition environment.
被拆除的除灰中心站爆破环境非常复杂,采用毫秒微差爆破和预处理措施,确保了除灰中心站的顺利倒塌和周围建筑物的绝对安全。
This paper mainly introduces constructing design of Ms-sqeezed blasting and the choice of methods of the various blasting parameters in Ji-Tai highway,and the net of non-electric ignition which applies to Ms-sqeezed blasting.
介绍了济泰高速公路毫秒挤压爆破的施工设计以及各爆破参数的选取方法 ,并介绍了适用于毫秒挤压爆破的非电起爆网
millisecond round
迟发毫秒爆破炮眼组
The Uranium Mining up Fan Type Deep-holes and Milli-second Squeezed Blasting for Heap-making and Safety
铀矿上向扇形深孔毫秒延时爆破筑堆与安全
APPLICATION OF DEEP HOLE MILLISECOND TIME-DELAY COMPRESSION BLASTING IN QINSHAN STONE QUARRY
深孔毫秒延时挤压爆破技术在秦山石料厂的应用
Observation of Continuously Fast Recording of 10ms Solar Macrowave Bursts at 21cm
21厘米太阳爆发10毫秒无间隙快速记录观测
Temperature-resistant and High Strengh Plastic Nonel and 30 Segment High Accurate MS Nonel Detonator
耐温高强度塑料导爆管和30段高精度毫秒导爆管雷管
The Microburst of Femtosecond Laser in Translucent Product and its Application;
飞秒激光在半透明物质中的微爆破及应用
Gamma-ray bursts (GRBs) are short flashes of gamma rays lasting between a few milliseconds and tens of minutes.
射线爆发(GRB)是短暂的γ射线闪光,过程可持续几毫秒到数十分钟。
Application of Non-electric Detonator and Hole-by-hole Blasting in Qibaoshan Lead-zinc Mine
非电毫秒雷管及逐孔起爆技术在七宝山铅锌矿的应用
It is measured in milliseconds so1000 ms=1 second.
他是以毫秒计算的,1000毫秒=秒。
These transient energy bursts range in duration anywhere from a millisecond to a few hundreds of seconds, and they involve a huge amount of energy.
这些能源瞬变爆发的持续时间可能从一个毫秒到好几秒钟,而且它们隐含了大量的能源。
Ns [Nanosecond]
毫微秒[十亿分之一秒
Initiation is carried out by using millisecond detonators, the opening taking the form of holes in the remaining pillar.
使用毫秒雷管进行起爆,开拓的方式则是在余留的矿柱中打眼放炮实现的。
In theory, the first step toward producing a millisecond pulsar is the formation of a neutron star when a massive star goes supernova.
理论上,形成一颗毫秒脉冲星的第一步,是一个大质量恒星在成为超新星而爆发后留下的中子星。
osecond pulse height analyzer
毫微秒脉冲振幅分析仪
subnano second-emitter coupled logic
亚毫微秒射极耦合逻辑
millisecond wavelength scanning spectrometer
毫秒波长扫描分光计
double pulse nanosecond oscillator
双脉冲毫微秒振荡器
The head load time is: 35ms.
磁头加载时间:35毫秒。