科学家们警告说紧急冷却系统可能失灵，核反应堆的堆芯熔毁可能会发生。
Scientists warned that emergency cooling systems could fail and a reactor meltdown could occur.
福岛第一核电站有六组核反应堆发电机组，有些处于稳定状态，有些则不同程度发生堆芯熔毁的情形。
The Fukushima Daiichi power plant has six nuclear reactors. Their status ranges from being stable to having varying degrees of core meltdown.
尽管堆芯熔毁的概率很低，但是这种事件会对这种非碳能源产生难以抹去的耻辱。
But, although the risk of a nuclear core meltdown is very low, the impact of such an event creates a stigma around the noncarbon power source.
三个反应堆曾因海啸破坏了其冷却系统而发生反应堆堆芯熔毁。
Three reactors melted down after the tsunami wrecked their cooling systems.
福岛核电站6个反应堆已经有4个发生火灾、爆炸和堆芯部分熔毁事故。
Fires, explosions and a partial melting of cores have taken place at four of the six reactors at the Fukushima nuclear center.
海啸过后，四号反应堆曾发生过爆炸，但目前认为其危险程度还没到一号、二号和三号反应堆那种程度，那三个反应堆曾发生核反应堆堆芯熔毁事件。
There was an explosion at reactor number four after the tsunami, but it is not considered as dangerous as reactors one, two and three which experienced a nuclear meltdown
海啸过后，四号反应堆曾发生过爆炸，但目前认为其危险程度还没到一号、二号和三号反应堆那种程度，那三个反应堆曾发生核反应堆堆芯熔毁事件。
There was an explosion at reactor number four after the tsunami, but it is not considered as dangerous as reactors one, two and three which experienced a nuclear meltdown.
紧急冷却系统有可能失灵，核反应堆有可能发生堆芯熔毁。
Emergency cooling systems could fail and a reactor meltdown could occur.
结果药皮伸延于焊条金属芯熔端之外。
With the result the coating projects beyond the molten end of the electrode metal .
因而在塑料注射成型中引入了类似失蜡铸造的“可熔型芯”制造技术。
As a result, the fusible core technique which is similar to investment casting is used in plastic injection molding.
阐述了用可熔型芯注射成型热固性塑料的工艺过程和原理、工艺控制要点。
The technological process, principles and the key points of technology controlling of the thermosetting plastic by using the fusible core injection moulding were described.
假如乏燃料池真的发生堆芯熔毁的话，那么放射性物质将直接外泄，而堆芯燃料似乎已经熔毁了。
So if that does indeed begin to melt down, which it seems it may have already done, that radiation would be released directly.
以揭示材料粘度以及工艺参数对夹芯注塑成型过程中芯层熔体穿透深度的影响规律。
The penetration length of the core melt in sandwich injection molding was investigated by changing the viscosities of melts and process parameters.
通过开设适当的出芯工艺孔，利用组合型芯，成功地设计出了大型、复杂、不规则熔模铸件模具。
The large, complex and irregular investment casting mold was successfully designed by property arrange technology hole for core cleaning and use combinative core.
在塑料共注成型中，芯层熔体前沿突破是导致废品的主要原因，其成型机理至今尚未弄清。
The melt front breakthrough of the core is the main cause of forming waster in the co-injection molding.
影响熔滴过渡的主要因素是：药芯组成物、焊丝截面形状、焊丝直径和钢带厚度以及焊接工艺参数等。
The main factors influencing metal transfer are the component of flux, the shape of wire section, the diameter of wire, the thickness of the steel stripe, and the welding parameters.
石英砂型芯是采用熔模精密铸造的常用材料，通过特定的制芯工艺制成的一种铸造用型芯。
Quartz sand core, which is made in accordance with a special core making technique of casting, is one of common materials used in Investment casting.
采用含铝钢带制造自保护药芯焊丝能充分发挥铝的有利作用，同时减少熔敷金属中残留铝含量及对性能的不利影响。
When using the aluminium contained steel sheath, the harmf of aluminum to the properties of deposited metal can be limited to some extent.
钢芯线预热温度和铜液温度的升高使包覆比下降，重熔时间缩短。
The increase of the preheating and liquid copper temperature of copper clad steel wires makes the cladding ratio down and the remelting time short.
采用焊接过程的高速摄影技术和汉诺威焊接质量分析系统对药芯焊丝的熔滴过渡形态进行观察分析。
Using high speed photography and ANALYSATOR HANNOVER, metal transfer modes of flux-cored wire were observed and analyzed.
关于人类和核辐射的真相在于：你没有理由去担心核电站的堆芯熔毁或机场的扫描仪，机场的X光扫描仪现在已经被毫米波扫描仪所取代了。
Here's the truth about you and radiation: There's no reason to worry about power-plant meltdowns or airport scanners, where the X-rays have been replaced by millimeter wave machines.
所述的聚苯乙烯塑胶线材芯为废弃泡沫塑料热熔模压成形条。所述的颜料为环保水性涂料。
The polystyrene plastic rubber wire core is in a strip shape pressed by a wasted foam plastic hot melt mold through hot melting, wherein the pigment is an environment-friendly waterborne coating.
所述的聚苯乙烯塑胶线材芯为废弃泡沫塑料热熔模压成形条。所述的颜料为环保水性涂料。
The polystyrene plastic rubber wire core is in a strip shape pressed by a wasted foam plastic hot melt mold through hot melting, wherein the pigment is an environment-friendly waterborne coating.
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