ตัวกรองผลการค้นหา
คลิกที่แต่ละคำเพื่อดูรายละเอียด
(english) A device which permits air to move in and out of a container or component to maintain atmospheric pressure.
(english) Also BY-COIL. Tin Mill term. Customers buy "by coil" or "bi-coil" rather than cut sheets
(Concrete Engineering) Water held on surfaces in a material by either physical and/or chemical forces.
(english) Work done primarily at a bench with hand tools. Occasionlly suplemented by small power-driven tools.
รูปถ่ายทางอากาศ : รูปถ่ายของพื้นผิวโลกซึ่งถ่ายด้วยกล้องที่นำไปในอากาศยานได้แก่ บอลลูน เครื่องบิน ยานอวกาศ เป็นต้น เรียกอีกอย่างหนึ่งว่า air photograph
(english) A coating defect consisting of a lower coating film weight on the bottom of the coated sheet caused by high velocity air in the oven. Blow back usually occurs with high solids coatings which have little solvent to evaporate and "set" the film.
(english) A number of standard tests determined by American Foundrymen's Society to evaluate molding and core sands.
(Concrete Engineering) The increase of concrete temperature caused by heat of hydration and heat from other sources.
(english) Developing a smooth finish on a metal by tumbling or rubbing with a polished hand tool.
(english) By-product gas created by the iron making process which is used as fuel for the boilers.
(english) The ratio of shear stress divided by the corresponding shear strain in a linear elastic material.
(Concrete Engineering) The water in concrete which is irremovable by oven drying; chemically combined during cement hydration.