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- Surface roughness has a profound effect on wind speed. 地表粗糙度對風速有相當深刻的影響。
- Three stages wind speed control. 三段風速控制。
- The wind speed had to be just right. 風速必須得恰倒好處才行。
- In an average wind speed 2.0 m / sec. 年平均風速為2.;0米/秒。
- The most significant oasis effect is the decrease of both average wind speed and the number of gale days. 綠洲效應最為顯著的一個方面是風速的變化,綠洲使平均風速和大風日數大幅度減少。
- It analyses the factors that casting speed effect on crackle tendency. 重點分析了不同鑄造速度對裂紋傾向的影響。
- No leakage in the windows under wind speed of 60m/s or 216 km/hr. 風速每秒60米(時速216公里)之風力下,玻璃窗沒有漏水。
- Incline the wind meter to find the maximum wind speed direction. 運用風速計去發現最大風速及風向。
- When the weather condition is unstable, a change in wind direction and wind speed may cause an invisible spinning effect in the lower atmosphere. 在天氣不穩定的情況下,風向改變,風速增強,在大氣層較低地區形成一股肉眼看不見的橫向旋渦。
- The spring wind speeds the greening of the plants. 春風催綠。
- Close to the ground, wind speed increases quickly with height. 靠近地面,風速隨高度迅速增大。
- DPi, DTi and WIi were dew period, dew temperature and wind speed. DPi,DTi,WIi分別代表露時、露溫和風速。
- The result indicated that normal weather factor(temperature,humidity,air pressure,wind speed etc) had some effect on the concentration of aldehydes and ketones in the ambient air. 結果表明:常規氣象因子(溫度、濕度、氣壓、風速等)對大氣環境中醛酮類有機污染物的濃度有一定的影響。
- They can generate wind speeds faster than 250 mph. 龍捲風的風速可以超過時速二百五十英里。
- The results showed that UVC damages DNA in a complete way,while UVA and UVB damage DNA in a selective way,and the speed effect of UVB on DNA was faster than that of UVA. 結果表明,紫外C(UVC)對DNA產生了全面的損傷,而紫外B(UVB)和紫外A(UVA)對DNA的損傷則具有選擇性,其中UVB比UVA的作用速度快。
- Although the anxious increased speed effect is not swift and violent, but still could display the accelerating force which in the segmentum posterius continues. 儘管急提速效果並不迅猛,但在中後段仍能表現出持續的加速力。
- The exponent P is a function of wind speed, ground roughness, stability, etc. 指數P是風速、地面不平度、穩定度等的函數。
- According to the gray analysis of the meteorological factors for HUI effect, small wind speed and small relative humidity may result in a strong UHI in Nanning City. 利用灰色關聯度分析法分析了影響南寧城市熱島效應的主要氣象因子,發現在風速小、相對濕度小的時候熱島效應強。
- To define wind speed and direction look at the shadow of a cloud on the ground. 空中風速及風向可由雲在地面影子判斷。
- They were subject to violent yawing at low wind speeds. 它們在低風速下會發生強烈的偏離。