The design of PBG structures and the effect of the size of period, the number of periods, the size of unit etc. are presented.

周期长度、周期个数、单元尺寸等几个方面对阻带特性的影响等，并给出了结论。

youdao

What Norex showed was that there is a correlation between the size of transactions, the unit cost and the velocity of the market. We’re trying to create a bigger cake for everybody.

北欧交易所联盟表明，在交易规模，单位成本和市场的速度之间有一种关联，我们正竭力为每个人创造一个更大的蛋糕。

youdao

What Norex showed was that there is a correlation between the size of transactions, the unit cost and the velocity of the market. We're trying to create a bigger cake for everybody.

北欧交易所联盟表明，在交易规模，单位成本和市场的速度之间有一种关联，我们正竭力为每个人创造一个更大的蛋糕。

youdao

Seki's 442nd Regimental Combat Team became the most decorated unit in US military history for its size and length of service.

VOA: standard.2009.11.04

There's a second alternative: A growing number of New Yorkers are going for duct-free AC systems that involve a small, wall-mounted indoor fan powered by a separate outdoor unit the size of suitcase.

WSJ: Ugliness for All

According to Dr Tamanaha, the laboratory has developed a portable, battery-powered unit the size of a shoebox, and has licensed its technology to Seahawk Biosystems, a firm based in Austin, Texas, for food-testing and environmental applications.

ECONOMIST: Labs on a chip

That's because the used car market is very deep, better than twice the size (in unit volume) of the new car market.

FORBES: On the Block