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The volatile organic compounds were extracted from chestnut kernel coating by ether, and determined by gas chromatography-mass spectrometry. There are 29 components, seventeen of which were identified.
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摘要板栗仁衣经水蒸汽蒸馏,乙醚萃取挥发性成分,通过气相色谱与质谱联用法测定,发现板栗的仁衣中含29个组分,确定了其中17个组分的结构。 |
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The volatile political situation in Singapore upset the people.
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动荡不定的新加坡政局使人民感到不安。 |
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The volcanic activity will occur as the vibration continues to rise, \'melting\' more and more rock at the core of Earth.
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火山活动当振动继续升高时将发生,“融解”越来越多地核深处的岩石。 |
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The volcanic lake's waters are said to mysteriously rise during the dry season and fall during rainy season.
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据称,这座神奇的火山湖水总是在旱季出现,而在雨季消失。 |
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The volcanic landscape here is a huge precious resource.
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这里的火山地质景观是一笔巨大的财富。 |
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The volcanic rocks belong to the cal-alkaline series and petrochemistry and geochemistry show characteristics of island arc volcanic rocks.
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酸性熔岩及同质凝灰岩,属钙碱性系列,且高钾富铝。 |
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The volcanic soils and abundant glacial water at Trout Lake Farm help produce excellent yields of Echinacea and many other crops.Nutrilite's farming practices follow strict organic guidelines.
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鮭鱼湖的火山泥及充足冰川水有助种植顶级的紫椎花及其他农作物。 |
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The volcano at Santorini was geologically similar to the 19th century Pacific volcano Krakatoa, and quite different from (for example) the volcanoes on Hawaii.
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圣多里尼火山地质上与十九世纪太平洋上的喀拉喀托火山相似,与夏威夷的火山完全不同。 |
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The volcano began spewing out towering columns of ash and smoke on Monday.
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火山星期一开始喷射出岩灰和浓烟。 |
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The volcano erupted after years of dormancy.
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那座火山在沉睡多年后剧烈活动起来。 |
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The volcano erupts at regular intervals.
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那座火山每隔一段固定的时间就爆发。 |