Method: In an environment of 50 ± 3dB ( SPL, A) background noise, with the audiometer developed by the authors, and an electric otoscope, the hearing of 195 infants aged 38& 93 days in Beijing area were examined.

  • 方法:在背景噪声为50±3dB(SPL,A)环境,使用作者自行研制的BA-33型听力筛查仪和电耳镜对195名北京市区38-93天的婴儿进行检查。
  • 来源:互联网摘选更新时间:2026-07-13 21:20:04

  • 重点词汇
  • daysn.天,时期;一天( day的名词复数 );白天;时期;工作日;
  • backgroundn.出身,背景;底色;幕后;背景音;
  • with the与...;
  • hearingn.听力,听觉;审问;听力所及的距离,听得见的范围;听证会,〈美〉意见听取会;
  • were be的过去时复数和第二人称单数形式;有时代替 was,用于条件从句、动词 wish 之后等;
  • 93ninety-three
  • byprep. 在…旁边;表示方式;由于;经过;到…之前;
  • agedadj.老年的,陈年的;(食品、酒等)陈年的;(动物)达到几岁龄的;老年人特有的;
  • 相关例句
1、

Methods Thirty cases of secretory otitis media ( male 19 、 female 11) were selected randomly. Everyone was checked by otoscope and audiometry.

方法随机选取分泌性中耳炎患者30例(男19例,女11例),对每例患者均进行耳镜检查和听力检查。

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2、

Based on nine hydrologic stations ′ data of spring, medium and neap tidal periods and fifty seven samples of sea bed surficial sediments collected in Tonggu Waters of Lingding Estuary during the river flood stage, this paper discusses the net transport trend of current and sediment.

根据对珠江伶仃河口湾铜鼓水域丰水期9个测站大、中、小潮三次同步水文泥沙资料及57个底质样品的分析结果,本文讨论了此水域的水沙净输运趋势。

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3、

Using the velocity, salinity and suspended sediment concentration data obtained at spring and neap tides at two ends ( head and mouth) of the North Passage of the Changjiang Estuary, this paper analyses the hydrodynamic and sediment transport processes in the turbidity maximum there.

利用长江口北槽口内和口外大潮和小潮的流速、盐度和含沙量资料,对北槽最大浑浊带水动力、泥沙过程及成因机制进行了分析和研究。

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4、

There were a similar profile of mRNA expression among SLA-DM, CD80, and CD86, they declined to neap at 3 DPI, ascended quickly at 7 DPI, resumed to normal thereafter.

SLA-DM、CD80与CD86的mRNA含量变化趋势相似,均是在感染后第3天时降到最低,7天时快速上升,21天以后基本恢复正常。

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5、

The processes of surface elevation, current velocity in the compound fluid model and suspended sediment concentration in the suspended sediment transport model are verified by observed data of many stations in flood/ dry season and in spring/ middle/ neap tide.

复合流场模型的水位过程、流速过程,以及悬沙模型的含沙量过程则经过了洪、枯季及大、中、小潮的多个站点的实测过程验证。

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7、

Through a comparative analysis of index of formulas, we found the sediment carrying capacity in mean tide has a lot of enhancement compare to neap tide, but the increase is not obvious between the spring tide and mean tide period.

而且其挟沙力公式的拟合指数项显示出从小潮至中潮挟沙能力有明显增强,中潮到大潮时挟沙能力有一定增幅。

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8、

The application of cryogenic technique to air precooling of utility gas turbines not only presents a way of power utilization during neap load periods of networks, but is also subservient to peak load accomodation during sommer time.

蓄冷技术应用于燃气轮机电站的空气预冷,不仅可利用电网的低谷电,而且也为提高夏季电站的调峰能力创造了条件。

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9、

Depth averaged SSC shows spring> neap, and position of its flood and ebb value depend on the season. The Semi& diurnal Tidal Current ( M_2+ S_2) Numerical modelling

垂线平均含沙量,大潮>小潮,涨落潮变化有季节差异。渤海湾半日潮平均大潮(m2+s2)潮流场数值模拟研究

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10、

The salinity is mainly influenced by the saltwater intrusion from the outer sea during spring and early middle tide, and by the saltwater intrusion from upstream during neap and later middle tide.

在大潮和中潮前期,盐度主要受下游外海盐水入侵的影响,在中潮后期和小潮期间,盐度主要受大潮期间上游北支倒灌盐水下移的影响。

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11、

On average, the SSC in winter is 2 times than that in summer; and the SSC in spring tide is 2.96 times than that in neap tide.

三年平均而言,冬季悬沙浓度为夏季的2.0倍,大潮悬沙浓度为小潮的2.8倍;

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12、

The suspended sediment fluxes were mainly controlled by net advection and tidal pumping and the flux intensity by tidal pumping was closely related with the spring or neap tides.

悬沙净通量主要受净平流及潮抽吸输运控制,潮抽吸输运强度与大小潮有较密切关系。

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13、

Today, globalization has become a worldwide tide, significant wave. Tread of anti-globalization of thought is a neap tide, submarine tide.

如今,全球化已经成为一股世界性大潮、显潮,反全球化思潮还是一股小潮、潜潮。

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14、

In neap tide, near-bottom shear stress would increase with the rise of tidewater. The maximum value would occur in medium-term tide.

小潮近底剪切应力随潮位升高而增大,较大值一般出现在潮流中期。

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15、

Is it a riptide, neap tide, red tide or tsunami?

它是激流、小潮、赤潮还是海啸?

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16、

Based on this, the dilution and transportation situation of contaminants is analyzed in different tidal dynamic conditions of spring and neap tides.

在此基础上,分析比较了在潮动力条件不同的大潮和小潮情况下污染物稀释扩散情况,发现在排放口附近区域浓度增量在大潮时较低,体现了大潮较强的稀释能力;

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17、

The tidal current fields, water-level fields and residual current fields of spring, mean, and neap tides are simulated.

并模拟了大、中、小潮三种潮汛条件下的潮流场,水位场及余流场。

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18、

Neap tides: tides of small range occur when the moon is at its first or last quarter.

小潮:出现在每个月上弦或下弦时期,潮差特别小的潮汐。

provided by jukuu

19、

During the period of neap tide, the case is reversed.

在小潮期则反之。

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20、

The Formation and Control of Neap in Processing Plan in Rectilinear Combining Draft Making

绢纺精梳制绵工艺中绵粒的产生与控制

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