1.Snowflakes are loose aggregates of ice crystals.

1.雪花是松散凝结。

2.It is snow and ice crystals.

2.这是雪和结体。

3.The shape and size distribution of ice crystals in the frozen wet gluten were studied indirectly by microscopy and mercury porosimeter.

3.用扫描电镜和压汞仪间接观察和分析了冷冻湿面筋蛋白中形状和粒度分布。

4.Analogous to a sundog or parhelion, the paraselene is produced by moonlight shining through thin, hexagonal-shaped ice crystals in high cirrus clouds.

4.类似环日形成一样，在高空卷云中，月光通过稀薄、具有六边形状了幻月。

5.The sticking coefficient of halocarbon on fine particle dopted ice was observed about 2 orders higher than that of on common ice crystal at low temperature.

5.观测到卤代短在细颗粒物渗溶表面低温粘著系数比在上粘著系数大2个数量级。