目前铅和甲基叔丁基醚(MTBE)等添加剂被叫停，取而代之的是在汽油中添加少量酒精，这样提升辛烷水平能防止负载中引擎产生爆震。
With lead and MTBE additives now phased out, spiking petrol with a small amount of ethanol raises its octane level enough to prevent the engine from "knocking" under load.
在阐述震击器的结构设计和工作原理之后，着重介绍了震击器的规格系列、参数、操作规程、维修保养和地面试验等使用说明。
After an introduction to the design features of the jar, the specifications, parameters, operating rules, maintenance and surface test of the jar are listed and expounded.
通过震陷有限元计算，在虚拟环境中模拟在不同的地震震级下，得出天然地基或某高层建筑物的地基的震陷等，并对其试验结果进行分析。
The seismic settlement of the crude or the structure foundation can be gained by the calculation of the FEM in different earthquake levels, and then the result of the calculation can be analyzed.
对熔化器皿玻璃等的粘土质坩埚使用中的高温软化变形、玻璃液侵蚀、热震开裂等损毁机制进行了分析研究。
Mechanism of damage of clay pot for utensil glass melting, such as softening deformation at high temperature, corrosion by molten glass, crack by thermal shock, etc was studied.
在空间上，压磁、感磁等机制引起的震磁效应主要分布在震中附近的有限区域内，震级越大，展布范围也越大。
Spatially , seismomagnetic effect caused by piezomagnetism and induced magnetism. is mainly distributed in the limited areas near epicenters , the bigger of the magnitude , the wider of the range.
对当前隔震系统做了简单介绍，介绍了基础隔震的技术和施工方法等。
A brief introduction of isolation system is given, as well as base isolation technique and construction method.
等震线图是仪器记录有价值的补充资料。
The isoseismal maps are valuable complements to the instrumental records.
全波模型震相分析法研究的内容是非常广泛的，本文仅对其中的射线分析、振幅分析、波谱分析、质点振动方式分析等方法进行了探讨。
Full wave model phase analysis technique may involve wide subjects, but this paper only deals with the analysis methods of ray, amplitude, wave spectrum and particle vibration pattern.
这种材料具有高辐射率、高粘结强度、抗热震性能好等特点，是一种高效节能的陶瓷新材料。
The material had high emissivity, high bond strength and thermal shock resistance. it was a new ceramic material of high efficiency and saving energy.
根据对包括汶川大地震等一些实测资料的分析，并借用断裂力学和断裂物理的概念，可以认为存在一种震前出现的“微破裂波”。
With a recheck of the observing data of Wenchuan and some other earthquakes, also based on the concept of fracture mechanics, it is deemed that there exists a micro-fracture wave before earthquakes.
对多数地区，等震线略具狭长的形状，经验点椭圆模型可以减小点源模型和断层破裂模型的系统偏差。
For most of the regions, isoseismals are of somewhat elongated shape. The empirical point-ellipse model can reduce systematic deviation of point-source and fault-rupture models.
本文利用山东省及其邻区14个地震的37条等震线拟合山东地区地震烈度衰减公式。
The formula of seismic intensity attenuation fitted by using 37 isoseismal lines of 14 earthquakes in Shandong and near area.
这种材料具有高辐射率、高粘结强度、抗热震性能好等特点，是一种高效节能的陶瓷新材料。
The material had high emissivity, high bond strength and thermal shock resistance, it was a mew ceramic material of high efficiency and saving energy.
煤矿冲击矿压、矿震等煤岩动力现象，与岩体的微震事件有着必然联系。
Dynamic mechanical phenomena such as rock bursting in colliery are necessarily related to micro-seism of rock body.
试验分析结果表明：等代体系能较好地反映七层以下基础滑移隔震砖房的动力性能。
Test results show that the dynamic performance of equivalent system agrees well with that of brick masonry structure with sliding base isolation below seven stories.
文章对该震的基本参数、震源机制、地震序列、地震背景、震害损失评估及地震应急等作了概述。
The authors give a description of the basic parameters, source mechanism, earthquake sequences, seismological background, assessment of earthquake damage losses and earthquake emergency measures.
震区冻土变形破坏主要包括地震构造成因的地震破裂带和由地震振动引起的裂缝、液化、震陷和崩塌等。
The forms of devastation mainly include earthquake surface ruptures, caused by structure factor, fractures, liquefaction, seismic subsidence, collapse, caused by seismic shaking.
爆震可能使结构物的钢架变形，屋顶倒塌墙壁内陷，墙板破碎，窗户玻璃破碎等。
The blast may deflect structural steel frames, collapse roofs, dish - in walls, shatter panels, and break windows.
表面压应力作用强化了相变增韧效果，改善了材料的表面抗裂纹性能和抗热震稳定性等力学性能。
The R-curve and thermal shock resistance properties are improved and the transformation effect are strengthened by the surface compressive stress effect.
如何控制隔震装置在三个主轴方向的刚度、阻尼等力学性能参数是研究的关键。
How to control the vibration isolation devices in three main directions of stiffness, damping, and other mechanical properties parameters is the key of the study.
尤其等震线图的畸形，是受烈度主要控制因素的影响。
The distortion of isoseismals was specially affected by the main control factor of intensity.
针对砌块的热、裂、漏、震等问题，从工程实际应用出发，提出了一些建议和措施；
This article gives some propositions and measures from the application in actual engineering based on the block's problems of heat, crack in filtration, earthquake, etc.
石墨材料作为早期蒸镀金属的蒸发源材料，具有许多优良的性质，如良好的耐高温性、热稳定性，良好的导电性，较好的抗热震性能等。
Graphite which was used as evaporation source in early metal evaporation industry has excellent properties, such as excellent thermal conductivity, low resistivity, good resistance to thermal shock.
本文提出了利用等震线测定地震断层面的走向、倾向、倾角和破裂长度等震源参数的宏观方法。
In this paper, a method is proposed such that the strike, dip, dipping direction and fracture length of a fault plane can be determined using of isoseismal lines.
文章对该震的基本参数、震源机制、破坏伤亡、救援和发震背景等作了概述。
Some information data about the earthquake are outlined, including basic parameters, focal mechanism, damage, casualties, emergency rescue and background of earthquake occurrence.
试验研究表明，隔震换能控制装置具有非常好的换能性能，并且具有出力大、位移大、耗能能力大等特点。
The results show that the device has well energy transform performance, and the hysteresis loop of device is approximative parallelogram.
这种高频信号要在排除风扰等因素后才能够找出其真正的映震前兆信息。
Only when interference signals, such as wind disturbing, are removed, the real earthquake precursor information of this kind of high-frequency dithering signal can be distinguished.
磁流变阻尼器隔震系统具有隔震效率高、能耗低、可控性好等优点，但针对抗爆结构隔震的研究还很少。
Little attentions have been paid to the application of shock isolation system with magnetorheological damper in blast-resistant structures.
本文主要介绍隔震结构等代体系力学模型的建立过程。
In this paper, the process of building the mechanical model of the isolated structure equivalent system is chiefly introduced.
而随机噪声没有统一的规律，它包括环境噪声、测量误差、地面微震等。
Random noises have uniform rules and they comprise of circumstance noise, measurement error and ground microseism.
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