| | ballast | (แบล'เลิสทฺ) { ballasted, ballasting, ballasts } n. การถ่วงท้องเรือด้วยของหนัก ๆ , หินโรยทางรถไฟ, เศษหิน, กรวดที่โรยทาง, อุปกรณ์ถ่วงกระแสไฟฟ้า (แบลลัสท์) vt. ทำให้มั่นคง, ใส่ ballast, See also: ballaster n. ดูballast |
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| | ballas | แบลลาส [ธรณีวิทยา๑๔ ม.ค. ๒๕๔๖] |
| | ballast | บัลลาสต์, อุปกรณ์ในวงจรหลอดฟลูออเรสเซนซ์ ทำหน้าที่เพิ่มความต่างศักย์ไฟฟ้าเพื่อจุดหลอดฟลูออเรสเซนซ์ ประกอบด้วยขดลวดตัวนำหุ้มฉนวนพันอยู่บนแกนเหล็ก [พจนานุกรมศัพท์ สสวท.] | | Ballast water | น้ำอับเฉา [TU Subject Heading] | | Ballasts (Electricity) | บัลลาสต์ (อุปกรณ์ไฟฟ้า) [TU Subject Heading] |
| | Ballast | n. [ D. ballast; akin to Dan. baglast, ballast, OSw. barlast, Sw. ballast. The first part is perh. the same word as E. bare, adj.; the second is last a burden, and hence the meaning a bare, or mere, load. See Bare, a., and Last load. ] 1. (Naut.) Any heavy substance, as stone, iron, etc., put into the hold to sink a vessel in the water to such a depth as to prevent capsizing. [ 1913 Webster ] 2. Any heavy matter put into the car of a balloon to give it steadiness. [ 1913 Webster ] 3. Gravel, broken stone, etc., laid in the bed of a railroad to make it firm and solid. [ 1913 Webster ] 4. The larger solids, as broken stone or gravel, used in making concrete. [ 1913 Webster ] 5. Fig.: That which gives, or helps to maintain, uprightness, steadiness, and security. [ 1913 Webster ] It [ piety ] is the right ballast of prosperity. Barrow. [ 1913 Webster ]
Ballast engine, a steam engine used in excavating and for digging and raising stones and gravel for ballast. --
Ship in ballast, a ship carrying only ballast. [ 1913 Webster ]
| | Ballast | v. t. [ imp. & p. p. Ballasted; p. pr. & vb. n. Ballasting. ] 1. To steady, as a vessel, by putting heavy substances in the hold. [ 1913 Webster ] 2. To fill in, as the bed of a railroad, with gravel, stone, etc., in order to make it firm and solid. [ 1913 Webster ] 3. To keep steady; to steady, morally. [ 1913 Webster ] 'T is charity must ballast the heart. Hammond. [ 1913 Webster ] | | Ballastage | n. (Law) A toll paid for the privilege of taking up ballast in a port or harbor. [ 1913 Webster ] | | Ballasting | n. That which is used for steadying anything; ballast. [ 1913 Webster ] |
| | ballast | (n) any heavy material used to stabilize a ship or airship | | ballast | (n) coarse gravel laid to form a bed for streets and railroads | | ballast | (n) an attribute that tends to give stability in character and morals; something that steadies the mind or feelings | | ballast | (n) an electrical device for starting and regulating fluorescent and discharge lamps, Syn. light ballast | | ballast | (v) make steady with a ballast | | ballast_resistor | (n) a resistor inserted into a circuit to compensate for changes (as those arising from temperature fluctuations), Syn. barretter, ballast, ballast resistor |
| | | อับเฉา | (v) ballast, See also: weight, Example: เรือเหาะจะต้องมีอับเฉาขึ้นไปด้วย เมื่อต้องการลอยสูงขึ้นกว่าระดับเดิม ก็จะทิ้งอับเฉาลง เพื่อลดน้ำหนัก, Thai Definition: ของถ่วงเรือกันเรือโคลง |
| | อับเฉา | [apchao] (n) EN: ballast ; weight FR: lest [ m ] ; ballast [ m ] | | เที่ยวเรืออับเฉา | [thīo reūa apchao] (n, exp) EN: ballast passage |
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