Rectangle metal waveguide slot-microstrip coupling structure is used to feed series-fed microstrip patch linear array, thus a planar array is obtained.

该天线阵采用矩形波导宽边纵向缝隙耦合微带线结构给串馈微带贴片线阵馈电，从而构成二维平面阵。

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The Fed then doubled reserve requirements in a series of steps.

接下来，美联储采取了一系列步骤，将法定存款金上调了一倍。

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The Fed has cut interest rates to near zero and announced a series of unprecedented measures to stabilize the financial markets.

美联储已经将利率下调到接近零的水平，并宣布了一系列前所未有的措施，以稳定金融市场。

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It was the fifth-straight Fed meeting without a move, following a series of increases beginning in June 2004 that raised rates from 1%.

FORBES: Markets Surge As Fed Leaves Rates Alone

Stock investors took their cue and began buying on the hope that the Fed will hit the brakes on its series of 17 consecutive interest-rate increases.

FORBES

And the players fed off that, showing constant endeavour and creating a series of chances on the counter-attack.

BBC: Morten Gamst Pedersen, Benjani and Christopher Samba