The heart rates of relatives and friends of the fire-walkers followed an almost identical pattern to the fire-walkers’ rates, spiking and dropping almost in synchrony.
火上行走者的亲戚和朋友的心率和火上行走者的在收缩和舒张的节奏几乎同步。
The lower bomber was hit by anti-aircraft fire after dropping its bombs, and plunged into the sea, killing both crew members. (USAF)
图片下方的轰炸机投弹之后被高射炮火击中坠入海中,2名机组人员丧生。
The samples foam and expand during the combustion process, and they carbonize and extinguish right after being deviated from fire, without melting and dropping and with low smoking.
燃烧过程中有发泡膨胀现象,样品离火后迅速炭化自熄,无熔融、滴落现象,发烟量小,是一类较好的膨胀型阻燃剂。
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