For most earthquakes, Wadati discovered, the interval was quite short near the epicenter; the point on the surface where shaking is strongest.

达清夫发现，对于大多数地震来说，震中附近的时间间隔都很短；震中指的是地表上震动最强烈的地方。

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Because P and S waves travel at different but fairly constant speeds, the interval between their arrivals increases in proportion to the distance from the earthquake focus, or initial rupture point.

由于 P 波和 S 波以不同但相当恒定的速度传播，它们到达的间隔与到震源或初始破裂点的距离成比例地增加。

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The action should occur after the specified time interval from a specific reference point.

行为应该从指定参照点的指定时间间隔之后发生。

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Hodgson missed the conversion - his first failure in six attempts - but an 11-point interval lead still looked a healthy one.

BBC: New Zealand Maori 35-28 England

Henry Paul, who switched to full-back following injury to Justin Brooker, kicked his second conversion to give Bradford a deserved eight-point interval lead.

BBC: Bulls charge Saints

Scotland international Paterson kicked two further penalties to give his side a nine-point advantage at the interval.

BBC: Edinburgh 12-7 Munster