頻率降低 的英文怎麼說

中文拼音 [bīnlǜjiàngdī]
頻率降低 英文
frequency step down
  • 頻 : Ⅰ形容詞（次數多） frequent Ⅱ副詞（屢次） frequently; repeatedly Ⅲ名詞1 [物理學] （物體每秒鐘振動...
  • 率 : 率名詞（比值） rate; ratio; proportion
  • 降 : 降動詞1. （投降） surrender; capitulate 2. （降伏） subdue; vanquish; tame
  • 頻率 : frequency; rate
  • 降低 : reduce; cut down; abate; debase; drop; lower; lessening; reducing; reduction; depression; tarnish
  1. As a rule, the immunosensors is to coat the surface of crystal with antibodies or antigens, immerge to muster solution, binding to the immobilized antigens or antibodies and take place immuno - reaction, can cause a frequency change of the quartz crystal, and the frequency changes are proportional to content of antigens or antibodies in muster solution

    通常將抗體（或抗原）固定於晶體表面，浸入樣液時，與抗原（或抗體）產生免疫反應，使晶體表面質量負載增加，頻率降低，其頻移值與樣液中抗原（或抗體）含量成正比。
  2. There is also a general lowering of vigor in inbred stock ( inbreeding depression ), which is especially pronounced amongst normally outbreeding populations

    而雜合型出現的頻率降低，因而降低了種群基因的潛在可變性。
  3. As the key block of the wireless communication transmitter in rf, it is very useful in improving the output power and efficiency, lowering the loss of the supply, lowering the size and the weight, lengthening the time of communication. class e power amplifier which is suitable to amplify envelop signal is very important in modern communication system

    功率放大器（ pa ）作為無線通信射頻發射機中不可缺少的關鍵電路，對于提高手機的功率效率、降低電源損耗、減小體積重量、延長通話時間有著舉足輕重的作用，而適用於恆包絡信號放大的e類功率放大器，更是在現代通信系統中佔有十分重要的地位。
  4. But, deep dreamless sleep would take you down to the lowest frequency, typically 2 to 3 cycles a second

    但是無夢的深層睡眠將使你的腦電波頻率降到最低，通常情況下為每秒2 3周。
  5. The pzt ferroelectric films " fatigue characteristics were studied, and here the electrical load was produced by rt6000s ; it was known that with the voltage increasing or frequency reducing, the degree of ferroelectric fatigue decay would increase

    然後用rt6000s測試儀加載電載荷，總結得出pzt薄膜的鐵電疲勞規律，即加載電壓增加或加載頻率降低時，鐵電極化衰減程度變大。
  6. Selection of vvvf inverter to control the hair shaft speed, not pushing buttons, the same can remove hair debris and floating hair, suction available functions, all concentrated gross litter, facilitate the process, to improve the working environment and to reduce the labor intensity, improve efficiency and reduce production costs

    選用變頻調速器來控制毛軸的速度，不需要按按鈕等，同樣可以進行清除毛屑及浮毛，備有吸風功能，將所有毛屑集中，方便處理，改善工作環境，減輕工人的勞動強度，提高工作效率，降低生產成本。
  7. The sub - harmonic mixer is used as unit mixer to reduce lo to its 1 / 4

    此鏡頻抑制混頻器採用諧波混頻器作為單元混頻器，將本振頻率降低為基頻的1 / 4 。
  8. 2 ) the value of base frequency, which is the first order vertical - bending vibration, is bigger in box girder bridges than those of t - beams. it shows that the vibration performance of box girder bridge is better than t - beams. 3 ) when considering the shear deformation of beam, the vibration frequency calculated by is bigger than those not considering the shear deformation

    T型梁的基頻為橫向振動，而整體箱梁的基頻為豎向彎曲振動；整體箱梁的一階豎彎振動的頻率比t型梁得到了提高；整體箱梁的動力性能優于t型梁；考慮剪切變形后，梁的自振頻率降低，對于整體箱梁其降低值接近於5 ，在分析時不應忽略。
  9. Gunnplexer tuning screw travels in to lower the frequency

    耿兒的調諧螺絲往裡擰頻率降低。
  10. Vitamin c deficiencies in shrimp will result in, decreased frequency of molting, prolongation of the molting cycle, softening of the shell, and high mortality

    缺乏時，會發生黑斑病及黑死病，且脫殼頻率降低脫殼周期延長蝦殼變軟死亡率高。
  11. The turbulent intensity and frequency of the sediment - laden flow are less than those of the clear water flow, but the fundamental structure of the flow remains unchanged

    與清水相比較，渾永的紊動強度減小，頻率降低，但基本紊動結構並不改變。
  12. The results were summarized as follows : ( 1 ) diamond - like carbon films could be fabricated by plasma source ion implantation ; it was found that different parameters such as the negative voltage, frequency, gas flux influenced sp3 bond ratio of dlcs, the paper described the effect in details and showed that diamond - like carbon films with increasing negative voltage, reducing frequency, appropriate gas flux got high proportion of sp3 bond ; dlcs prepared by psii contained a good deal of sic, the composition affected its properties ( such as the films hardness ) ; psii method could offer good adhesion to dlcs, but it caused the surface morphology to become asperity

    研究結果表明： （ 1 ）用全方位離子注入技術能夠制備出類金剛石膜。在全方位離子注入技術中，不同的偏壓、頻率、氣體流量都對薄膜中sp ~ 3鍵比例有所影響，文中對具體的影響進行了分析，發現偏壓增加、頻率降低和適中的氣體流量可以制備出含sp ~ 3鍵較多的類金剛石膜；同時發現用全方位離子注入技術制備的類金剛石膜含有大量的sic成份，這對薄膜的性能（例如硬度）影響很大；用全方位離子注入制備的薄膜其結合力得到增強，但薄膜的表面形貌差。
  13. For the hydrological effects of canopy, the interception rate of a. mearnsii was the highest among three tree species, but there was the high stemflow on the stem of p. yunnanensis

    人工林群落對徑流的調控，主要體現在人工林群落使地表徑流發生頻率降低，徑流量減小。
  14. Numerical results reveal that the delamination decreases the natural frequencies of the laminated beam, especially for the lower order natural frequencies ; and short delamination has no appreciable influences on its natural frequencies

    計算與分析結果表明，脫層使得層合梁的固有頻率降低，且對低階的頻率影響較大；短脫層對梁的固有頻率並沒有明顯的影響。
  15. This paper makes out the sampling frequency of bandpass sampling theorem, reduces the data rate after the sampling of broadband software radio ( signal bandwidth is 20 mhz ) and raises information processing speed

    本文確定了按帶通采樣定理采樣的頻率，降低了寬帶軟體無線電（信號帶寬為20mhz ）采樣后的數據率，提高了信息處理能力。
  16. Structures. frequency change square ratio is applied as a parameter to locate corrosion and cracking damage. a chart, which relates the loss in stiffness with changes in natural frequencies, is proposed to identify the degree of corrosion and cracking damage

    根據結構銹裂損傷前後的頻率平方變化比進行銹裂損傷定位；根據結構銹裂損傷后頻率降低與剛度降低的關系，繪制結構銹裂損傷程度識別圖，用於銹裂損傷程度識別。
  17. Contracted with the calculations of dam in rigid foundation, the frequencies are lesson and periods of dam are lengthened because of elastic restraint of foundation. and under earthquake load, the maximum displacement of dam top is larger

    與剛性地基下壩體計算結果相比，由於地基的彈性約束作用，壩體的自振頻率降低，周期延長；且在地震荷載作用下，壩頂最大動位移增大。
  18. In addition, temperature drops, cloudy days, and rains and so on all caused the reduction of frequency of pollination

    此外，氣溫下降、陰天降雨等都能使訪花昆蟲的訪花頻率降低。
  19. As the wearer of the lifeshirt breathes in, the circuit expands and self - induction rises, lowering the frequency of the oscillating current ; as the wearer breathes out, the opposite happens

    當穿著生命衣的人吸氣時，線圈擴張、自感提高，而使振?電流的頻率降低；呼氣時，情況則相反。
  20. As the wing - pivot frequency decreases, it couples with the vehicle short - period mode resulting in dynamic instability. a similar instability sometimes occurs when the pivot mode couples with the fuselage - bending mode

    隨其頻率降低，它與飛行器短周期模態耦合時會導致飛行器動不穩定，而與機身彎曲模態耦合時同樣會導致模型動不穩定性。
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