量圓卡 的英文怎麼說
中文拼音 [liángyuánkǎ]
量圓卡
英文
compass calipers
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量 :
量動1. （度量） measure 2. （估量） estimate; size up
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An instrument for gauging and adjusting machine parts ; a trammel
量規；
卡尺一種有來測
量並調節機器部件的儀器；橢
圓規
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Min clamping diameter 2mm max clamping diameter : 70mm zcyq80c punch former is attached with 3 jaws which can hold workpieces quickly and conveniently. it can also adjust center of 3 jaws. it is suitable to be producted in batch
Zcyq80c型沖子成型器，配有三爪
卡盤，使用方便，可快速將工件夾持，並具有
圓度及平行度調整功能，特別適用於大批
量生產。
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Based on prandtl ' s momentum transportation, this paper calculates in detail the physical quantities such as eddy viscosities, and ratio of eddy viscosity to motion viscosity, total stresses with respect to relative position in three regions of viscous sub - layer, buffer layer, and main turbulent stream for non - newtonian fluid flowing turbulently in ducts, which according to karman ' s three layer models and measurement of fluid parameters in evaluation apparatus, discusses the influence of polymer drag reduction on flowing properties of non - newton fluid, analyzes quantitatively principle of turbulent reduction phenomenon and condition of increasing reduction rate
摘要以普蘭德動
量傳遞理論為基礎，按照
卡門的三層模型，通過室內模擬環道用0號柴油及加入減阻劑在
圓管內的流動參數的測定，計算了非牛頓型流體管內湍流邊界層的層流內層、過渡層、湍流中心的渦流粘度，渦流粘度與運動粘度比、總應力隨相對位置的變化等定
量參數，探討了高分子減阻劑對非牛頓流體流動特性的影響，對湍流減阻現象的機理與增大減阻率的條件進行了定
量分析。
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Innovative design is an arc and horiztontal type with one hinge in one side and open in another side. two pieces of insert plates and fixing bolts are used to fix and seal fosc. it is the most reliable fosc with the simpliest installation in the world
光纜接頭盒，創新的弧圓形翻蓋式結構設計，整體採用二塊插板卡緊和少量螺釘固定密封，是目前國內外安裝最快速密封最可靠的接頭盒。
