1) dark horse
黑马,爆冷门
3) That was a surprise hit.
爆了个冷门。
4) The house was deserted and there were few callers
门前冷落车马稀
5) cold explosion
冷爆
1.
the problem of LSC2-7type boiler cold explosion prevention and water fluctuation resulted from the remained shortages when designed and manufactured,such as narrow flue,unequal heat radiation from boiler tubes,flow speed difference of smoke and insufficient rated capacity of boiler water feed pump,less water storage;and more from operators.
LSC2-7型锅炉冷爆预防和炉水波动问题的产生有设计时留下的不足之处,如锅炉烟道窄,炉管幅射受热面不均,烟气流速差以及锅炉给水泵额定流量不足,蓄水量少;更多来自使用者方面的原因。
补充资料：黑马
比喻实难测的竞争者或出人意料的优胜者。
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