The actual results validate the control strategy, the gas caloric value and pressure error can be controlled in the range of 5% of their set value.

实际运行结果验证了控制策略的有效性，煤气热值和压力误差均在设定值的5%之内。

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One source of error is refraction, the bending of light beams as they pass through air layers of different temperature and pressure.

误差的一个来源是折射，即光束通过不同温度和压力的空气层时发生的弯曲现象。

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What those early craftsmen had found by trial and error was that under pressure a pagoda's loose stack of floors could be made to slither to and fro independent of one another.

"那些早期的工匠通过反复试验发现：在压力作用下，宝塔松散堆叠的楼层可以彼此独立地来回滑动。

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France lost key midfielder Patrick Vieira to a hamstring strain midway through the second half but maintained the pressure amid the tiredness as the error count rose.

CNN: Zidane sees red as Italy win Cup

Brive did reduce the deficit on 65 minutes when flanker Vosloo barged over after a spell of pressure but the home side were punished for an error from the kick-off.

BBC: Brive 13-36 Leinster

After Leigh Halfpenny made the first glaring error of his fledgling wing career, dropping a clearance while under no pressure, makeshift fly-half Benoit Baby singled him out for special attention.

BBC: France 21-16 Wales