ค้นเจอ 258 รายการ

คำศัพท์ช่างภาษาอังกฤษ - ไทยที่เกี่ยวข้องกับ "Surface water"

คลิกที่แต่ละคำเพื่อดูรายละเอียด

NPDES

(Environmental Engineering) The National Pollutant Discharge Elimination System. The discharge criteria and permitting system established by the U.S. EPA as a result of the Clean Water Act and its subsequent amendments or the permit required by each discharger as a result of the Clean Water Act.

base flow

1. น้ำที่ไหลในลำน้ำเกิดจากการไหลซึมออกมาของน้ำใต้ดิน ส่วนมากเกิดในช่วงฤดูแล้ง เป็น ground water runoff 2. ปริมาณน้ำเดิมที่ไหลอยู่ในลำน้ำก่อนเกิดน้ำท่า

Secondary standards

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

Broach

(english) A long, tapered cutting tool with serrations which,when forced through a hole or across a surface, cuts a desired shape or size.

Bonderizing

(english) The coating of steel with a film composed largely of zinc phosphate in order to develop a better bonding surface for paint or lacquer.

Biofilm

(Environmental Engineering) A film of microorganisms attached to a surface, such as that on a trickling filter, rotating biological contactor, or rocks in natural streams.

Bevel

(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.

Primary standards

(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.

Retempering

(Concrete Engineering) The addition of water and remixing of concrete which has started to stiffen: usually not allowed as it may affect the ultimate strength.

Ball Burnishing

(english) A method of obtaining a high luster on small parts by rotating them in a wooden-lined barrel with water, burnishing soap, and stainless steel shot.

meter

(วิศว) หน่วยวัดความยาวเป็นเมตร; เครื่องวัด เช่น water meter = เครื่องวัดจำนวนน้ำ, หม้อมีเต้อรวัดน้ำ; electric meter = หม้อมีเต้อรวัดกระแสไฟฟ้า ฯลฯ

Brinell Hardness Test

(english) A common standard method of measuring the hardness of materials. The smooth surface of the metal is subjected to indentation by a hardened steel ball under pressure. The diameter of the indentation, in the material surface, is then measured by a microscope and the hardness value is read from a chart or determined by a prescribed formula.


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