Wang Jiagang oil field is a complex one with multi-reservoirs, in which many par ts of reserves come from thin layers.

王家岗油田为一复式油气集聚油藏，其中有相当一部分的储量和产量来自薄储层。

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Many were on a par with the more academic independent schools, without the price tag.

BBC: NEWS | UK | Education | Grammar heads to get new voice

If that figure is correct, it would put him on par with many of the richest players in Europe.

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We also got an early glimpse of battery performance from Intel's incoming Haswell processor: you can expect to glean 10 hours of use in tablet mode, which is on par with many lower-powered tablets already on the market (think: Atom, ARM, et cetera).

ENGADGET: Intel's Haswell-powered 'North Cape' reappears, promises 10 hours of battery life in tablet-mode (hands-on)