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hertz n.【電學】赫,赫茲〔頻率單位;周/秒〕。

hertzian

Ac alternating current ( ac ) is electric current that alternates between a positive maximum value and a negative maximum value at a characteristic frequency , usually 50 or 60 cycles per second ( hertz ) 交流交流是指電流在正負最大值之間以特定的頻率變動,通常頻率為50或60赫茲。

In the sampling described above , i . e . the a d conversion , it is not the apparently sufficient 44 , 100 hertz that are digitized but , instead , only half of it 因為在上述所說的數據抓取過程,也就是模擬數字的轉換存取,其實并沒有真正完全地達到44 , 100hertz ,只有差不多一半而已。

Experimental result , such as excitation potential in frank - hertz experiment , can be quantitatively presented with least - squares fit instead of the average method 通過具有教學普遍意義的“夫蘭克赫茲實驗”中原子定態能級分析,指出常用的平均法或“類平均法”的局限性。

Hertz provides no liability protection under the terms of the rental agreement to the renter from claims of injury by others against you resulting from an accident 其他公司也相同,道理很簡單。法律沒規定要提供的服務,就不會有人主動免費提供。否則就無法將利潤最佳化。

The effects of friction , damping and link flexibility on the system dynamic responses are considered . two mass points are approximately taken for the contact points 基于hertz接觸剛度并考慮阻尼效應的影響建立法向接觸模型,采用修正的庫侖模型考慮關節處的摩擦作用。

Ac lines become inefficient at distances around 1 , 200 kilometers , because they begin to radiate the 60 - hertz power they carry like a giant antenna 傳輸距離在1200公里左右時,交流線路的效率會降低,因為線路會開始輻射出自己所輸送的60赫茲電力,就像支超大型天線。

Nanjing hertz , is one of the top rated service partner ? s of ericsson in china , provide solutions in the telecom domain ( gsm / cdma / wcdma ) 南京華川科技有限公司是給愛立信(中國)提供服務的著名合作伙伴之一。本公司致力于電信業方面的技術支持( gsm / cdma / wcdma ) 。

Wheel / rail system is very important segment of crane design . in tradition crane design we only used hertz formula to caculate the fatigue of wheel 鋼制車輪和軌道是起重機的重要組成部分,其合理設計對起重機的穩定性和運行效率都有重大的影響。

At the same time , the model of ball - flexible body impact system was built using hertz contact theory , its equation was nonlinear integral equation 同時利用hertz接觸定律建立了球?彈性體撞擊模型,其方程為含積分項的非線性動力學方程。

All hertz vehicles are equipped with first aid box , city travel and transportation map , mineral water , umbrella and cell phone charger 赫茲中國所有車輛都配備醫用藥箱、城市交通圖、礦泉水、遮陽傘及車載手機充電器供顧客免費使用。

Ligo and the other ground - based detectors are sensitive to frequencies from a few tens of hertz ( cycles per second ) to a few thousand hertz Ligo和其它的地基探測器對從幾十赫茲(每秒的周期數)到幾千赫茲的頻率都是敏感的。

The elliptical polarized wave and two types of wave impedance in the near field of current sources of an electric and a magnetic hertz dipoles combination 一赫芝電偶極加上一赫芝磁偶極在近場之橢圓極向波與兩種波阻抗。

For developing the software , the contact pressure between the cam and the follower can be gained by traditional hertz theory formula 為了有利于軟件的開發,在仿真中選擇hertz理論公式求解凸輪挺柱間的接觸應力。

Recommended : ? hertz , j . , a . krogh , and r . g . palmer . ? introduction to the theory of neural computation . addison - wesley , 1991 計算神經科學和神經網路的定義,古典神經網路方程式,整合與啟動神經元及平均法下的簡化。

The result showed that the island group had a tone about 110 hertz higher on average than the one taken to central japan 研究結果表明,留在島上棲息的猴子的平均聲調比遷移到大平山的猴子的平均聲調要高110赫茲。

The near and far electromagnetic field are synthesized by summation of the electromagnetic field of short current segments or hertz dipoles 以很多小段赫芝偶極之完整電磁場合成一任意線電流之近場與遠場電磁場。

The motion model of saw motor is set up by the formulae of hertz ' s theory and coulomb ' s friction law 以計算球體?平面擠壓形變的赫茲公式和計算摩擦力的庫侖定律為基礎,建立了表面彈性波馬達的運動模型。

Beased on the theory of hertz stress , the contact stress of roller bearing is analysed in this paper 摘要依據赫茲接觸強度計算理論,著重研究了圓柱滾子軸承內、外圈及滾動體的接觸應力。

This time rasterization corresponds to the sample frequency measured in hertz that is , “ raster “ per second 以第三代聲卡的標準而言,必須在一秒內讀取44 , 100次,也就是44 . 1khz 。