preparative experiment 中文意思是什麼
preparative experiment
解釋
預備試驗- preparative : adj. 準備的，預備的；籌備的 （to）。n. 1. 預備，準備；籌備。2. 【軍、海】（用鼓、號角等發出的）準備信號，預備號。adv. -ly
- experiment : n 實驗；試驗；嘗試 （of） a scientific experiment 科學試驗，科學儀器設備。 a new experiment in ed...
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After looking up a large amount of native and foreign information, the materials used in the experiment were as follows : ptfe base, graphite filler, molybdenum disulfide filler, copper powder filler, carbon fiber and so on. the experimental method is that the formula was designed according to uniform experimental method, the relationship between formula and frictional property was found with spline function and then the representative test points were chosen from fitting curve to make verification test for optimization. the preparative technique of solid lubricant is cold - press sintering method
經過查閱大量國內外文獻資料后確定原料為：聚四氟乙烯樹脂為基體，加入石墨、二硫化鉬、銅粉、碳纖維等填料；試驗方法為：根據均勻試驗方法設計配方，用樣條函數找出配方與摩擦性能的關系，然後在擬合曲線上選取具有代表性的試驗點進行驗證試驗，達到優化的目的；制備工藝：冷壓燒結法制備固體潤滑劑。 -
Adopt the rigid conjunction reinforce of both line, the biggest flap fad still exceed limit, especially that high plait and self - provided train, horizontal flap is still serious, by research and decided to do a preparative box reinforcing experiment on the big bridge of yellow river, and anticipate the result would be more obviously
採用雙線剛性連接加固，最大振幅仍有超限，特別是一些高編自備車，橫向振幅仍然較嚴重，經研究決定在京廣黃河大橋上進行準箱形梁加固試驗，預計效果會更加明顯。
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