high-and-dry help 中文意思是什麼

high-and-dry help 解釋
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  • high : adj 1 高的〈指物,形容人的身高用 tall〉;高處的;高地的。2 高級的,高等的,高位的,重要的。3 高尚...
  • and : n. 1. 附加條件。2. 〈常 pl. 〉附加細節。
  • dry : adj 1 乾的,乾燥的;無水分的,干透了的。2 (井、河等)乾涸的,枯竭的;(氣候)乾旱的;無奶的;無...
  • help : vt (helped 〈古語〉 holp; helped; 〈古語〉 holpen )1 幫助,援助;救 救濟。2 治療;補救。3 促進,...
  1. Sintering speed increased greatly with the help of great quantity of heat of the molten iron, the great quantity of heat sent out from the carbonizing reaction and a little quantity of liquid, this sintering type is an instantaneous sintering, the sintering compacting can carry completely in a few minutes, the degree of sintering compacting is very high. ( 6 ) the vc - fe surface composite has high rigidity, it ' s rigidity exceeds 60hrc, under condition of dry sliding friction and overloading

    鑄造燒結時,過熱鐵水的巨大熱流密度沖擊、粉料壓坯中的碳化反應的放熱以及壓坯中少量液相的產生使壓坯的燒結速度大大提高,此時屬瞬間液相燒結,在十幾分鐘內燒結過程即可完成,可達到很高的緻密化程度。 ( 6 )鑄態下vc一fe表面復合材料具有很高的硬度,其鑄態硬度) 60hrc 。
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