ball-proof 中文意思是什麼
ball-proof
解釋
adj. 形容詞 避彈的。-
Cast bronze body and end piece, blowout proof silicon bronze stem or 316 stainless steel ball and stem are optional ( 66 trim )
鑄青銅閥體和連接埠,防吹出硅青銅閥桿或316不銹鋼球體和閥桿為選配件( 66閥內件) 。 -
Ball valve design includes reinforced / enhanced ptfe seats and electroless nickel plated brass ball, blow - out proof pressure retaining stem, and low profile oval handle
球閥結構包括強化聚四氟乙烯( ptfe )閥座和非電解鎳鍍層黃銅球體,防吹出壓力保持閥桿,以及低矮型橢圓手柄。 -
Gaolu : ball, ball, aluminum, fire - proof material production, and marketing
高鋁球、中鋁球、耐火材料生產、銷售。 -
In the chapter 3, we study the t - blocking set and ( k, r ) - arc in the pg ( 2, q ). first we give ball " s theorem an elementary proof and improve its result, then we prove a new value of mr ( 2, q ). in the chapter 4, the upper bound of the caps is our main research
在第三章里,我們主要研究的是平面t - blocking集和( , ) - arc ,其中對給出了t - blocking集的一個下界值的ball定理進行了初等證明並改進了其結果;另外,我們還研究了平面( , ) - arc ,其主要結果是證明了一個新的m _ r ( 2 , q )值。
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