silt size 中文意思是什麼
silt size
解釋
粉砂粒徑-
These may range from coarse silt to sand or pebble size.
這些顆粒的大小變化范圍，從粗粉砂級到砂級或細砂級。 -
These particles range from coarse silt to sand or pebble size.
這些顆粒的大小變化范圍是從粗粉砂級到砂級或細砂級。 -
Many geological and hydrological factors of the river section, where the yellow river water intake engineering is laid out, such as the capacity of the reservoirs along the river section upstream and downstream, the rate of the flow discharge, the erosion and silt of the watercourse, the form of the riverbed and the water current, ice tuck, the convergence of the upstream branches of the river section, flood crest, sand crest size, the capacity for flood discharge of the watercourse, the effect of flood control structure around and the impacts on surrounding environment and the third person " s legitimate rights and interests, should be considered
黃河取水工程的布設要考慮工程所處河段的地質水文等諸多因素。如該河段上下游水庫的庫容，泄水流量、河道沖刷、淤積、河床形態、水流形態、冰塞、河段上游的支流匯入、洪峰、沙峰的大小、河道行洪能力的大小、周圍防洪工程的影響及對周圍環境和第三人合法權益的影響等等。 -
Grain - size accumulation percentage of the aeolian sands in the past 150 ka in milanggouwan section is mainly characterized by the aeolian palaeo - mobile dune sands, which are composed of majority fine sands and minority very fine sands. there is n ' t almost any silt and clay. those of the fluvial facies, especially the lacustrine facies and palaeosols, are mainly composed of very fine sands and also contain some quantities of silt and clay
米浪溝灣剖面150kabp以來風成砂的粒度累積百分含量以古流動砂丘砂物質為主，其中以細砂含量最高，極細砂為次，幾乎不含粉砂與粘土；河流相、特別是湖沼相與古土壤以極細砂含量占優勢，且具一定含量的粉砂和粘土。 -
Application of ms2000 laser size classifier in water and silt diversion test in the yellow river
激光粒度分析儀應用於黃河泥沙顆粒分析的實驗研究 -
The analysis of grain size of later pleistocene loess covering on the northern slop of tian shan mountains and ili basin shows that the tian shan loess is composed mainly of silt, accounting for 60 - 70 %, and some clay, accounting for 15 - 20 %
摘要天山北坡和伊犁盆地晚更新世典型黃土剖面粒度分析表明，天山黃土以粉砂為主，佔60 - 70 %左右，粘粒含量一般在15 - 20 %之間。 -
According to the similar rule, a movable bed model for downstream channel and the particle size distribution of the model silt in the channel and the scour hole are designed. a theoretical method of size distribution in the scour hole is devised
根據模型律設計了太平灣尾水渠動床模型，分別確定了河床中和沖刷坑中模型沙的配比，並對沖坑中的床質級配進行了理論推導。
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