The other half of Iapetus is relatively bright but oddly covered with long and thin streaks of dark.

而另一半边的土卫八则是相对明亮但是怪异地布满又长又细的深色条纹。

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But for triple stratum foundation, if the top sand layer is relatively thin, piping is vertical. The damage zones are large in width and depth that expand to the sand layer and gravel layer.

当三层堤基浅砂层较薄时，将发生深层管涌破坏，管涌破坏区涉及浅砂层及下部砂砾石层，其宽度和深度较双层堤基大，出口涌砂量也较多。

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But this is relatively thin gruel compared with the recent past.

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Davison won't disclose how many people have signed up for Highlight to date, but our tests in London this week revealed a relatively thin pool of users. (For context, another fledgling rival, Banjo, hit 1 million users in April.) He appears to be some way off from the fabled "critical mass" at which a network becomes an attractive user destination.

CNN: With new mobile apps, no one's a stranger

Slane began as a relatively small concert in 1981 featuring Thin Lizzy supported by fledgling Dublin band U2, but it grew into a monster outdoor event with all the attendant problems.

BBC: Irish PM intervenes in U2 row