铁矿石的现货价格目前在每吨50美元左右波动，虽然高于去年底时每吨36美元的低点，却仍低于每吨120美元的历史高点。
Current spot prices are hovering around $50 a metric ton, up from the low of $36 late last year but still off their highs of $120.
——全球作物出口总额仅为总产量的6%左右，出口禁令和恐慌性抢购引起国际粮价波动。
Export bans and panic buying, particularly for rice, of which only about 6 percent of the global crop is exported, making international prices more volatile.
该项数据今年一直在45万左右波动。 四周平均申领人数为45.8万，连续五周下跌，达到近两个月的最低水平。
The four-week average of claims, a less-volatile measure, dropped for the fifth straight week to 458,000, the lowest level in two months.
通货膨胀年率在4%左右波动有一段时间了。
The rate of inflation has been fluctuating around 4% for some time.
根据功率谱分析，入海泥沙还存在着3年和10年左右的周期性波动。
According to the spectrum analysis, the sediment load also fluctuated at the periodicity of 3a and 10a.
结果：纯音测听平均值在中位数左右波动变化为3分贝，并且有72%的患者的听力损失维持在术前水平的10分贝以内。
Results: The median PTA changed by 3 dB, and hearing was preserved to within 10 dB of preoperative level in 72% of patients.
上海的年降水量主要是以短时间尺度的振荡为主，其中以40 a左右的波动为主要周期。
Annual precipitation of Shanghai is oscillating mainly at micro-scale while fluctuation cycles are around 40 years.
今后几个月间，随着能源价格和未加工食品价格继续上涨，调和消费价格指数的增长率将在2%左右的水平上波动。
Looking ahead, HICP inflation is likely to fluctuate around 2% in the coming months, partly as a result of base effects relating to energy and unprocessed food prices.
而代表一个震源区主要大小地震的特征事件，其震级波动大多在0.5个震级单位左右。
In most cases, the variation of the magnitudes of the characteristic events which may be representative of the major size earthquakes is about 0.5 unit of magnitude.
除了上面提到的日元波动，今天行情显然由新闻头条还有美国假日导致本周交易时间缩短背景下交投清淡这两个因素左右。
Besides the above mentioned drop in the yen, the day's moves were clearly influenced by both headline watching and languid markets due to the shortened holiday week in the USA.
采用稳幅器件有效地提高了输出能量的稳定性，放大前级的输出能量波动的均方根值从4%左右降到1%以下。
Stabilization is achieved by adopting an amplitude stabilizer. The root mean square (RMS) of energy output is lowered from about 4% to below 1%.
采用稳幅器件有效地提高了输出能量的稳定性，放大前级的输出能量波动的均方根值从4%左右降到1%以下。
Stabilization is achieved by adopting an amplitude stabilizer. The root mean square (RMS) of energy output is lowered from about 4% to below 1%.
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