Molten lava drop 熔浆液滴
A drop of molten silver from the reliquary produced a symmetrically placed mark through the layers of the folded cloth.
一滴熔化的镀银从圣物箱滴了下来，透过各层折叠的布而产生出一个对称性的标记。
The sessile drop technique is used to measure the contact Angle between molten aluminum and graphite or copper coated graphite.
采用改进的座滴法分别测定了铝熔体与石墨、镀铜石墨的接触角。
Drop hammer: a machine consisting of an anvil or base aligned with a hammer that is raised and then dropped on molten metal used to forge or stamp the metal resting on the anvil.
落锤：由钻或底座及与之对齐的锤组成的机器，锤被举起后落在融化金属上用于锻造或冲压放在砧板上的金属。
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