coating density ratio 中文意思是什麼

coating density ratio 解釋
塗層相對密度
  • coating : n. 1. 被覆，表皮，塗層；包覆物；（食品上的）面衣，糖衣；塗料。2. 上衣料；細呢，花呢。
  • density : n. 1. 稠密；濃厚。2. 【物理學】濃度；密度；比重。3. 愚鈍，昏庸。
  • ratio : n. （pl. ratios）1. 比，比率，比值；比例；系數。2. 【經濟學】復本位制中金銀的法定比價。vt. 1. 用比例方式表達；求出…的比值；使…成比例。2. 將（相片）按比例放大或縮小。
  1. The weight of coating and current density has the direct ratio relation

    電鍍層的量隨著電流密度的增大而增大。
  2. All kinds of testing result and analysis indicated that keep the same aluminum concentration ; the range of current density getting good aluminum coating can be accreted with the increased of aluminum chloride concentration. when the molar ratio of alcb and lialrj is 5, the current density can be 10a / dm2

    各種測試結果和分析表明，在總的鋁濃度不變的情況下，獲得良好鍍層所使用的電流密度范圍可隨氯化鋁濃度的增加而增大，當alcl _ 3與lialh _ 4的摩爾比為5時，可使用的電流密度達到10a dm ~ 2 。
  3. Paints and varnishes. determination of the dry extract and of the dry coating density. determination ot the dry coating volumic ratio

    塗料和清漆.乾性萃取物和乾性塗層密度的測定，乾性塗層容量比的測定
  4. ( 3 ) on the background of the development of an ignition rocket, some application investigations have been carried out. some parameters related to water - resistant ignition mixture, the charge of ignition rocket, such as heat - flow, density of charges, structure of charges, coating and its process, area ratio of nozzle and high temperature corrosion of the nozzle, were calculated and studied, respectively. on the basis of the above studies, an ignition rocket was successfully developed

    （ 3 ）進行了應用研究，以某系列點火發動機的研製為背景，分別對耐水點火藥用作點火發動機裝藥所涉及的能量衡算、裝藥密度、裝藥結構、包覆及其工藝、喉面比及噴口燒蝕等問題進行了分析和實驗研究，在這些研究的基礎上成功地製作了一種點火發動機。
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