sand particle size 中文意思是什麼

sand particle size 解釋
砂粒大小
  • sand : n 1 沙。2 〈 pl 〉 沙灘，沙洲，沙地，沙漠。3 〈 pl 〉 沙粒；（計時用的沙漏中的）細沙。4 光陰，時...
  • particle : n 1 顆粒，微粒；微量，極少量。2 【物、數】粒子，質點。3 【語法】虛詞，不變詞〈冠詞、副詞、介詞、...
  • size : n 1 大小，尺寸規模身材。2 （鞋帽等的）尺碼，號；（紙張的）開。3 巨大，大量；相當大的分量。4 〈口...
  1. Abstract : according to the observation of the number concentration spectrum and the mass concentration of atmospheric aerosol, tsp and its particle size distribution, micrometeorology, and the solar spectroscopic radiation, even the neutron activation treatment of sand dust samples in helan mountainous area, the formation law of sandstrom, dust and sand blowing weather and the characteristics of climatic variation in this area and the influence of helan mountain are counted and analysed

    文摘:利用賀蘭山地區沙塵暴歷史資料和綜合觀測資料，對大氣背景、浮塵、揚沙和沙塵暴發生期間的大氣氣溶膠數濃度譜、質量譜、大氣總懸浮顆粒（ tsp ）及粒徑分佈、微氣象、分光日射觀測以及沙塵樣品進行中子活化處理，分析了該地區浮塵、揚沙和沙塵暴形成規律，氣候變化特徵和賀蘭山的影響。
  2. According to the observation of the number concentration spectrum and the mass concentration of atmospheric aerosol, tsp and its particle size distribution, micrometeorology, and the solar spectroscopic radiation, even the neutron activation treatment of sand dust samples in helan mountainous area, the formation law of sandstrom, dust and sand blowing weather and the characteristics of climatic variation in this area and the influence of helan mountain are counted and analysed

    利用賀蘭山地區沙塵暴歷史資料和綜合觀測資料，對大氣背景、浮塵、揚沙和沙塵暴發生期間的大氣氣溶膠數濃度譜、質量譜、大氣總懸浮顆粒（ tsp ）及粒徑分佈、微氣象、分光日射觀測以及沙塵樣品進行中子活化處理，分析了該地區浮塵、揚沙和沙塵暴形成規律，氣候變化特徵和賀蘭山的影響。
  3. Test method for particle size analysis and sand shape grading of golf course putting green and sports field rootzone mixes

    高爾夫球場鋪設綠呢和運動場草皮根層的粒度分析和沙形分級的試驗方法
  4. The nature of sand movement depends on the particle size, shape, and specific gravity in respect to the associated velocity and turbulence.

    泥沙運動的性質取決于顆粒的大小、形狀和比重並與流速和紊動有關。
  5. Physical state : this produce is made of natural silica sand by the advanced processes of water scrubbing and reelecetion. natural silica sand has the naturally founded grain shape and uniform particle size and takes on brown - white or off - white color

    物理狀態：本產品經天然硅砂水洗，重選等工藝加工而成，天然硅砂具有天然的滾圓粒形和均勻的粒度，呈褐白色或灰白色。
  6. Standard test method for particle size analysis and sand shape grading of golf course putting green and sports field rootzone mixes

    高爾夫球場用綠呢和運動場草皮根層混合物的粒徑分析和沙形狀分級的標準試驗方法
  7. A formula is proposed for calculating the sand content of different size in the case of matching particle size of sand, thus obtaining the correlation between ultrasonic attenuation and density of solid particles in the pulp, as well as particle size

    提出了在礦砂粒徑尺寸級配情況下的不同粒徑時的礦砂含量的公式，並由此得到了超聲波衰減與礦漿中固體顆粒濃度、粒度之間的關系。
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