因此，所有的蔬菜都含有一定比例的热量，尽管大多数人认为他们所含有的热量不足以承担热量源泉的角色。

So are all vegetables as a caloric percentage, though they don't have enough calories to sustain most people as a principal source of sustenance.

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加成产物都含有羟基，因此都有一定的亲水性。

Both the additive products contain hydroxyl groups, so possess substantial hydrophilic property.

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它们形成的火山岩组合有一定的差别，但源区都含有地壳组分。

Although the volcanic rock associations formed by the three types of crust-mantle interaction are somewhat different, their magma sources all contain crustal components.

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