four-high column 中文意思是什麼
four-high column
解釋
四人立柱式-
In order to meet the requirements of the country - manufacturers that are developing flourishingly with daily improved technology, the compangy, sfrom a high starting point, has manufactured a big batch of fine equipment, such as flexible electro - plating wire, h - four - column punch and precision mould etc., so that it can meet the requirements of all kinds of new materials and precision hardware products
為適應國內蓬勃發展的、技術要求不斷提高的製造業，公司高起點，以自動柔性點鍍線，日制四柱沖床、精密模具製造設備等一大批精良設備，力爭一步到位地解決各種新材料，精密五金件的需求。 -
On the basis of analyzing the rock mechanics, the bit working circumstance and property in the bottom hole of 6000m deep well, and making use of the former equipment such as a derrick, platforms etc, the paper demonstrates that the research and design of the mechanical device have been established including the high pressure simulating well bore, the high pressure connector between the static well bore and the rotating drill pipe, the high pressure simulating system of circulating fluid and the high pressure desander etc. the produce, control and dynamic analysis of the bottom hole four - dimensional pressure ( over burden, confined, pore and column pressure ) have been studied
本文在對井底巖石的受力狀態以及鉆頭的工作環境和特性加以分析的基礎上，藉助原有的井架、平臺等設備，研究設計了模擬6000米井底壓力壞境的高壓模擬井筒、鉆柱高壓轉聯器、鉆井液高壓模擬系統以及高壓除砂器等機械裝置，並研究了井底四維模擬壓力（上覆壓、圍壓、孔隙壓和液柱壓）的產生、控制及其控制的建模與模擬，從而實現井深至6000米的四維井底壓力環境的模擬。 -
We used the method of experiment to change the cavity volume of muffler to improve extinction character and resonance vibration of gas column and to reduce noise of compressor. and the method has characteristics of simple and high speed and reduce defects of common metheods. using four - load method to analyze mufflers, the dissertation designs new
提出了對滾動轉子壓縮機消聲器採用填充粘土實驗試湊的方法改變消聲器結構，進而改變壓縮機消聲器消聲特性，降低壓縮機排氣噪聲，該測試評價方法具有簡易性和速度快的特點，減少了常用方法的缺陷。 -
With double oil sylinders, four - column guide, synchronic balance of crank, bringing about strong cutting force and high cutting precision
採用雙油缸四柱導向，曲柄同步平衡，裁斷力大，裁斷精度好。
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