ผลการค้นหา

Effluent based standards

แปลว่า(Environmental Engineering) Standards which set concentration or mass per time limits on the effluent being discharged to a receiving water.

Secondary standards

แปลว่า(Environmental Engineering) Recommended drinking water quality standards which relate to aesthetics and/or health. These standards are recommended, not required. See primary standards.

Primary standards

แปลว่า(Environmental Engineering) Required drinking water quality standards related directly to human health. These standards are required and enforceable by the U.S. EPA. See secondary standards.

Receiving water quality standards

แปลว่า(Environmental Engineering) Standards which require a discharger to maintain a certain quality level in the receiving water.

standard pressure

แปลว่าความกดดันมาตรฐานเป็นคำที่ใช้กับความกดดันของไอน้ำในขนาด 135 ปอนด์ ต่อตารางนิ้ว

Break Test (for tempered steel)

แปลว่า(english) A method of testing hardened and tempered high carbon spring steel strip wherein the specimen is held and bent across the grain in a vice-like calibrated testing machine. Pressure is applied until the metal fractures at which point a reading is taken and compared with a standard chart of brake limitations for various thickness ranges.

Bevel

แปลว่า(english) Angle formed between the prepared edge of the end of tube and a plane perpendicular to the surface. Standard pipe bevel is 30 degrees.

Standard Wire Gauge

แปลว่ามาตรฐานของขนาดสายไฟที่กำหนดใช้ทั่วๆ ไฟ

Accurate

แปลว่า(english) Conforms to a standard or tolerance.

Notional coarse thread

แปลว่า(เครื่องจักร) เส้นเกลียวสลักชนิดเกลียวหยาบแบบสากลใช้กันอยู่ ซึ่งแต่ก่อนรู้จักคุ้น ๆ ว่า United States Standard thread

Brown Sharp Gages

แปลว่า(english) A standard series of sizes refered to by numbers, in which the diameter of wire or thickness of sheet metal is generally produced and which is used in the manufacture of brass, bronze, copper, copper-base alloys and aluminum. These gage numbers have a definite relationship to each other. In this system, the decimal thickness is reduced by 50% every six gage numbers- while temper is expressed by the number of B&S gage numbers as cold reduced in thickness from previous annealing. For each B&S gage number in thickness reduction, where is assigned a hardness value of 1/4 hard.

standard sand

แปลว่าทรายมาตรฐาน