mass of sand 中文意思是什麼
mass of sand
解釋
砂團-
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。 -
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。 -
4 ) the number and mass concentration distributions of the background atmospheric sand particles of ymchuan, bayanhot and tonggunur display a unimodal form, obeying a logarithmic normal distribution, greatly differing f
黃沙的長距離輸送和小雨是泥雨形成的原因。雲物理和降水與來自沙塵粒子混合，尤其是小於zpm的粒子，導致了華北地區泥雨的發生。 -
Moreover, the main components of h mineral admixture is procured from industry waste, and its " production procedure is simple, so its " production cost is very low. the most tightness pile up theory and rheology is successfully applied in the designation of self - compacting concrete, and the factors such as sand rate, aggregate grading, paste content and mineral admixtures are been studied. under the guidance of mix design theory and on the basis of mass experiments, c20 - c80 high performance self - compacting concrete is been produced
將最緊密堆積原理和流變學原理相結合，運用於免振搗混凝土配合比設計之中，系統地研究了砂率、集料級配、水泥漿量、礦物摻合料等因素對免振搗混凝土物理力學性能、工作性能、耐久性能的影響，成功配製出從c20 - c80及以上強度等級的高性能免振搗混凝土。 -
In this paper, on the basis of the numerical analysis with the concept of equivalent soil mass with reinforcement and shake table model test, the calculation of high loess embankment with geogrid - reinforcement in highway is carried out under static loading, and the dynamic response of high reinforced sand - gravel embankment with grogrid - reinforcement in highway is tested under earthquake. the behaviors of loess embankment are indicated as the following : ? he stress and deformation varies with reinforcement design conditions and foundation types
本文通過將土工合成材料與土體視為加筋等效土體的數值計算方法和振動臺模型試驗，以加筋黃土高路堤和豎直擋板加筋砂礫土高路堤為研究對象，計算分析了不同堤基上不同加筋設計條件下黃土高路堤的靜應力及變形變化規律，試驗研究了不同加筋條件下砂礫土高路堤的動力反應特性。 -
The cold heavy oil production ( chop ) technology can be applied to form in - situ high permeable channels by mass sand inflow and allow the heavy oil to be produced by means of foam - oil effects
而稠油出砂冷采技術通過大量出砂形成高滲流通道，並藉助于泡沫油的作用等機理來開采稠油油藏，可以較好地解決熱采中遇到的問題。 -
So far as the mixing material for building the earth - rock fill dam with clay core for shiquanhe hydropower station is concerned, the effect from the variation of the sand content for the filter material on the maximum dry density and the relevant parameters are to be determined within the variation area of the mixing mass ratio of ( 46 ~ 54 ) : ( 54 ~ 46 ) through this experiment, due to the max, dry density is largely influenced by the mixing ratio of both the lifter material and the clay and the sand content of the filter material, so as to determine the actual filling compactness of the mixing material of the core
摘要由於獅泉河水電站粘土心墻土石壩摻合料的最大幹密度受反濾料與粘土料的摻合比例、反濾料含砂率的影響較大，因此擬通過本試驗確定摻合質量比在（ 46 ~ 54 ） : （ 54 ~ 46 ）范圍變化時，反濾料含砂量變化對最大幹密度的影響程度及相關參數，從而確定心墻摻合料填築的實際壓實度。 -
To make graining aluminum alloys surface nowadays is mainly sand spraying. nevertheless, sand spraying requires many expensive and restricted facilities ; besides, it needs high working strength and is difficult for us to mass - produce. mass quality of sand spraying products is not conformed but with a high production cost
現今鋁合金的表面砂紋處理主要是採用機械噴砂工序，但噴砂工序需要昂貴的專用設備，勞動強度高卻量產困難，批量品質難以一致，而且成本高，並受工件尺寸和幾何形狀的限制，對于薄鋁片噴砂后更有變形現象 -
Our past record of achievement includes the production of cystoscopy devices, mass measurement devices employing 3d imaging, furnace interior temperature measurement devices, large - size raw garbage processors, industrial craft - use sand blasters, etc. as some of the above items suggest, we are have a keen interest in the development of food - related equipment and welfare equipment
作為過去的業績，除了細胞檢查裝置，三維映像質量測定裝置，爐內溫度測定裝置，大型含水垃圾處理機，工藝噴沙機外，我們也在一直開發食品和福利設施相關的機器。 -
In this paper the technolqical principle, furnish and application status of permanent mould with sand facing was introduced. application shows that the technology was suitable for mass production of high quality casting, suchas crankshaft ， valve and cylinder sleeve
介紹了鐵型覆砂鑄造的工藝原理、工裝及生產應用情況，應用表明：該工藝適用於曲軸、閥體、缸套等大批量、高質量的鑄件生產。 -
A bed of loose sand mixed with water forming a soft, shifting mass that yields easily to pressure and tends to engulf any object resting on its surface
流沙一種由鬆散的沙子和水混合成的沙層，形成一堆松軟、移動的物質，在壓力下很容易塌陷，並可吞沒置留在沙面上的任何物質 -
With extraordinarily long and densely covered discontinuities in sand rock, blocks are easily formed in surrounding rock mass because of discontinuities combination. stability of potential blocks at different constructional position surrounding rock mass is calculated and sensitivity to influencing factors of the blocks in surrounding rock mass is analyzed using software sasw, which is compiled by the national laboratory of geological hazard prevention and geological environment protection, chengdu university of technology
對工程區右岸地下引水洞室群的圍巖穩定性進行系統研究，可以控制工程投資，提高施工質量和支護設計精度；分析評價洞室圍巖的整體及局部穩定性，消除洞室穩定的潛在危害，對保證地下洞室的施工安全、圍巖的長期穩定以及優化設計具有十分重大的工程實踐意義。
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