ตัวกรองผลการค้นหา
unit of luminous intensity
แปลว่าหน่วยความแรงของแสงสว่างจากไฟฟ้า
Aluminous Cement
แปลว่า(Concrete Engineering) A hydraulic cement in which the principal constituents are calcium aluminates, instead of calcium silicates which comprise the major ingredients of portland cement. (See calcium aluminate cement)
luminous paint
แปลว่าสีพรายน้ำ สีซึ่งมีแสงสว่าง
Cement, Portland (ASTM C150) (Concrete Engineering)
แปลว่าA powdery substance made by burning, at a high temperature, a mixture of clay and limestone producing lumps called “clinkers” which are ground into a fine powder consisting of hydraulic calcium silicates. For non-portland cements, see aluminous cement.
luminous sheet
แปลว่าแผ่นสะท้อนแสง, สังกะสีที่ทำเป็นแผ่นสะท้อนแสง เพื่อใช้ในการถ่ายภาพกลางแจ้ง
Pozzolan (ASTM C 618)
แปลว่า(Concrete Engineering) A siliceous, or siliceous and aluminous material, which in itself possesses little or no cementitious value but will, in a finely divided form, such as a powder or liquid and in the presence of moisture, chemically react with calcium hydroxide at ordinary temperatures to form permanent, insoluble compounds possessing cementitious properties.
Calcium Aluminate Cement
แปลว่า(Concrete Engineering) The product obtained by pulverizing clinker consisting essentially of hydraulic calcium aluminates resulting from fusing or sintering a suitable proportioned mixture of aluminous and calcareous materials.
luminous
แปลว่าสว่าง, ช่วงโชติ