The High Strength rods must be equivalent to Norris 97 API Grade Special with Tensile.KSi 140/150翻译上面那句话.是有关抽油杆的内容.

high strength low alloy high-strength是什么意思 high mechanical strength是什么意思 high-temperature strength是什么意思 swisse high strength cranberry怎么样 what are the measures taken to produce the high strength concrete? 英语翻译Compressive strength is the ability of a material to resist being crushed.Compression is the opposite of tension with respect to the direction of the applied load.Most metals have high tensile strength and high compressive strength.Howeve the strength of forces the weigh strength in the strength 英语翻译Some product applications require properties of hardness and strength to resist penetration under high pressure and to provide maximum wear qualities only on the surface .Where through hardness and the maxium strength associateed with it 翻译 made of high strength steel or aluminum 哪位师兄师姐知道,high green strength是什么意思? The High Strength rods must be equivalent to Norris 97 API Grade Special with Tensile.KSi 140/150翻译上面那句话.是有关抽油杆的内容. the high 英语翻译Homogeneous high-concentration CS solutions and high-strength CS hollow-fiber membranes were successfully prepared.The novel dilute-dissolution and evaporating-concentration method developed in this study allowed homogeneous CS solutions 英语翻译Perforation.Because of high reservoir pressure and insufficient formation strength,the well was perforated in heavy brine with 41/2-in.tubing-conveyed perforating guns oriented high side in a 350/10° phasing to prevent sand production.De 英语翻译Statistical analysis of confined high strength concreteModel uncertainty associated with the maximumstrength,ductility and toughness of high strengthconcrete confined by rectilinear ties is statistically quantified for ten analytical mode