您要查找的是不是:
- This paper describes analysis adjustment and maintain of persulphate etching solution in PCB production. 敘述印製板生產中過硫酸鹽微蝕液的分析、調整和維護。
- The new method of producing basic copper carbonate from waste etching solution containing copper. 介紹了利用含銅蝕刻廢液合成鹼式碳酸銅的新工藝。
- Nanometer copper powders were prepared from acidic waste etching solution containing copper using hydrazine hydrate as a reductive agent. 以酸性蝕刻廢液為銅源,水合肼為還原劑,採用液相還原法製備納米銅粉。
- Waste etching solution containing copper,a type of hazardous waste discharged by PCB manufactories,is a potential menace to the environment. PCB產業所產生的含銅蝕刻廢液是對環境存在較大潛在威脅的危險廢物。
- In aluminium anodizing process, concentration of NaOH, Al 3+ and additives in alkaline etching solution were determined. 在鋁合金陽極氧化生產工藝中,測定鹼蝕槽液苛性鈉、鋁離子、添加劑的濃度。
- KSM-201is air-drying etching resist ink for acidic etching solution, which is used for making patterns on copper-clad laminates by means of acidic etching. KSM-201系列自干型耐酸抗蝕刻油墨用於酸性蝕刻法製造印製板電路圖形。
- recycling of alkaline etching solution 鹼性蝕刻液再生
- bingham's etching solution 賓厄姆電解腐蝕液
- They spend the winter(s) in a warmer climate. 他們在氣候較暖的地方過冬。
- Most plural nouns in English end in "s". 英語的複數名詞多以「s」結尾。
- The sweater had shrunk after repeated washing(s). 這件套頭毛衣洗過多次已縮水了。
- etching solutions for examination of materials 檢驗材料的侵蝕溶液
- Some old folk(s) have peculiar tastes. 有些老人有特殊的愛好。
- Answer the following question(s). 回答下列問題。
- Most plural nouns in English end in s'. 英語的複數名詞多以s結尾。
- The drug affects one's power(s) of concentration. 這種葯影響人精神不能集中。
- Here are the designs. Which one(s) do you prefer? 這就是那些圖樣.;你喜歡哪一個[些]?
- Which journal(s) do you subscribe to? 你訂閱哪一種雜誌?
- The novel had an enormous vogue in the 1930's. 這本小說在三十年代曾廣為流傳。
- He earned four A's in the final examinations. 他期末考試四門功課得優。