短鉆套 的英文怎麼說
中文拼音 [duǎnzhēntào]
短鉆套
英文
drill press sleeve-
Her dress, which was that of the women of epirus, consisted of a pair of white satin trousers, embroidered with pink roses, displaying feet so exquisitely formed and so delicately fair, that they might well have been taken for parian marble, had not the eye been undeceived by their movements as they constantly shifted in and out of a pair of little slippers with upturned toes, beautifully ornamented with gold and pearls. she wore a blue and white - striped vest, with long open sleeves, trimmed with silver loops and buttons of pearls, and a sort of bodice, which, closing only from the centre to the waist, exhibited the whole of the ivory throat and upper part of the bosom ; it was fastened with three magnificent diamond clasps
譯注女子的服裝，下身穿一條白底子繡粉紅色玫瑰花的綢褲，露出了兩只小巧玲瓏的腳，要不是這兩只腳在玩弄那一雙嵌金銀珠的小拖鞋，也許會被人誤認是用大理石雕成的哩她上身穿一件藍白條子的短衫，袖口很寬大，用銀線滾邊，珍珠作紐扣短衫外面套一件背心，前面有一處心形的缺口，露出了那象牙般的脖頸和胸脯的上部，下端用三顆鉆石紐扣鎖住。By adopting unique technique, we mount metal outside the special ceramic liner so that the ceramic liner for mud pump can take the advantages of special ceramics, including high hardness, good anti - wear ability and small coefficient of thermal expansion
缸套是泥漿泵的主要易損件，由於工作條件十分惡劣，金屬缸套不耐腐蝕，使用壽命短，在地層復雜的條件下鉆井時，常因更換缸套而影響鉆井效率，此項工作勞動強度大。
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