1) first fire
首次点火
1.
Based on the adiabatic approximation theory,we obtain the approximate expressions of the firing rate (FR),the probability distribution of the first fire (FPD),and the coefficient of variation (CV) of interspike interval of firing.
基于绝热近似理论,得到了神经元首次点火概率分布、神经元点火率和神经元点火峰峰间隔的变差系数的近似表达式。
2) pipe blowing for boiler initial operation
锅炉的首次点火吹管
3) the first flame
首次火焰
1.
Based on mathematic and physical meanings of the curves, the first flame time of sustaining grain was deduced as zero time of rise stage for pressure-rise velocity and the end time of flame propagation as the limit time from rise to drop.
为了定量描述大长径比固体火箭发动机点火滞后期和火焰传播过程,分析了试验压强 时间曲线和升压速率曲线,并利用数值计算对点火瞬态过程进行仿真;根据两条曲线的数学与物理意义推断主装药首次火焰时刻为升压速率上升阶段过零时刻,火焰传播结束时刻为升压速率由上升转下降的极值时刻;数值仿真结果验证了这一推断。
4) initial alarm
首次火警
5) Multi-Time Ignition
多次点火
1.
Study of Multi-Time Ignition Improving Ignition Reliability of LPG-Fueled Engine;
多次点火提高LPG发动机点火可靠性的研究
2.
Study on the Effects of Multi-Time Ignition Upon Idle Performance of LPG-Fueled Engine;
多次点火对LPG发动机怠速性能影响的研究
3.
It has very extensive application prospects because it can realize thrust regulation and multi-time ignition that solid propellant couldn\'t, and also can overcome the disadvantages of liquid propellant\'s danger and engine structure\'s complexity.
膏体推进剂是一种新型的化学火箭推进剂,同时具有固体推进剂和液体推进剂的优点,既能实现固体推进剂无法实现的推力调节和多次点火,又克服了液体推进剂危险性大、发动机结构复杂等缺点,具有广泛的应用前景。
6) sequent ignition
依次点火
1.
Based on the formula,the effects of initial pitch angle,anticipant impact-angle and thrust on impulse-motor number under simultaneous ignition or sequent ignition conditions were compared.
推导出制导火箭弹为获得期望着角所需的脉冲发动机数量解析公式,并根据此公式对比研究了火箭弹分别采用同时点火和依次点火时俯仰角初始值、期望着角和脉冲发动机推力对脉冲发动机数量的影响。
补充资料：催化点火
分子式：
CAS号：
性质：在催化反应器中，利用电热丝加热以点燃催化剂层，称为催化点火。如在乙醇氧化制乙醛时，为使电解银催化剂升温至550～630℃开始反应所进行的点火处理。点火圈安装在催化剂上表面约3～5cm处，点火时，电热丝因通电发红，进入反应器的原料气在电热丝上不完全燃烧产生蓝色火苗，逐渐使催化剂均匀受热，加热到一定温度后，原料气直接在催化剂上反应，此时可切断电热丝电源，催化层已被点燃。
CAS号：
性质：在催化反应器中，利用电热丝加热以点燃催化剂层，称为催化点火。如在乙醇氧化制乙醛时，为使电解银催化剂升温至550～630℃开始反应所进行的点火处理。点火圈安装在催化剂上表面约3～5cm处，点火时，电热丝因通电发红，进入反应器的原料气在电热丝上不完全燃烧产生蓝色火苗，逐渐使催化剂均匀受热，加热到一定温度后，原料气直接在催化剂上反应，此时可切断电热丝电源，催化层已被点燃。
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