ตัวกรองผลการค้นหา
คลิกที่แต่ละคำเพื่อดูรายละเอียด
การประมาณราคาการก่อสร้างอย่างลงรายละเอียดโดยผู้รับจ้าง
(การพิมพ์) ลวดเหล็กกล้าสำหรับเย็บสันหนังสือที่เข้าเล่ม มีขนาดที่ใช้กันอยู่ 18 by 20 ถึง 26.by 32 gaug ลวดแบน ผลิตจำหน่ายม้วนละ 5 ปอนด์ พันแกนกระดาษ
(english) A process for making steel by blowing air through molten pig iron contained in a refractory lined vessel so that the impurities are thus removed by oxidation.
(Environmental Engineering) The suspension of particles by sufficient upward velocity of the fluid. During fluidization the gravity force is overcome by a combination of buoyancy and fluid friction.
(Concrete Engineering) A mixture of water and hydraulic cement, both before and after setting and hardening.
(Concrete Engineering) A fragment, usually of flaky shape, detached from a larger mass by pressure, expansion from within the larger mass, a blow, or by the action of weather.
(Environmental Engineering) The conversion of atmospheric (or dissolved) nitrogen gas into nitrate by microorganisms.
(Environmental Engineering) A bond in which electrons are shared approximately equally by two atoms.
(english) A property of an object measured by the degree that it resists acceleration.
(Concrete Engineering) The product obtained by pulverizing clinker consisting essentially of hydraulic calcium silicates.
(Environmental Engineering) Semi-aquatic land, that is land that is either inundated or saturated by water for varying periods of time during each year, and that supports aquatic vegetation which is specifically adapted for saturated soil conditions.
(Concrete Engineering) The ejection of a mixture of water and solid materials such as clay or silt along cracks, transverse or longitudinal joints, and along pavement edges caused by downward slab movement due to the passage of heavy loads, machinery or equipment over the pavement after free water has accumulated in or on the subbase, subgrade or basecourse.