At 21:25, the Olympic flame slowly went out and a huge tower elevated at the center of the field with performances simulating the flame.
带着太多留恋与不舍，奥运圣火在21时25分缓缓熄灭，场地中的巨大高塔则在精彩表演中"幻化"为燃烧的圣火，象征着圣火永远燃烧在人们心中。
The technology of ignition and flame spreading is one of key technology of charge design in large caliber guns, which almost chose center core igniter system.
点传火技术是大口径火炮装药中的关键技术之一，现代火炮装药中几乎全部选择了中心点火的结构形式。
Apply heat with flame directed away from the center of the valve body. Excessive heat can harm the seats.
在用明火加热时不要直接施加在阀体中心上。过热可能损害阀座。
The electrical failures of the flame-proof movable load center seriously affect the safety of coal production, while also form a serious threat to personal safety.
摘 要 矿用隔爆移动负荷中心的电气故障严重影响煤矿的安全生产，同时也对作业人身的安全造成严重威胁。
This paper focus on the existing security risks and the common electrical failure of the flame-proof movable load center during the operation, and the solutions is analyzed and proposed.
本文针对矿井隔爆移动负荷中心运行过程中存在的安全隐患以及常见的电气故障进行分析并提出了解决措施。
The proposed solutions have a very important significance to guarantee the flame-proof movable load center to operate safely and steady.
本文提出的解决措施对于保证矿用隔爆移动负荷中心安全稳定运行有着参考价值。
The proposed solutions have a very important significance to guarantee the flame-proof movable load center to operate safely and steady.
本文提出的解决措施对于保证矿用隔爆移动负荷中心安全稳定运行有着参考价值。
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