ค้นเจอ 253 รายการ

Unit Water Content

แปลว่า(Concrete Engineering) The quantity of water per unit volume of freshly mixed concrete, often expressed as gallons or pounds per cubic yard. This is the quantity of water on which the water cement ratio is based, and does not include water absorbed by the aggregate

Statically equivalent:

แปลว่า(english) Two force systems are statically equivalent when their resultants are equal. Physically, this means that the force systems tend to impart the same motion when applied to an object; note that the distribution of resulting internal forces in the object may be different.

Ho! Ho! Ho! It's Christmas time! May love, success, luck and friendship come knocking at your door throughout this Christmas season. Have a wonderful Christmas and a very happy New Year

แปลว่าโฮ่ ! โฮ่ ! โฮ่ ! วันคริสต์มาสแล้วจ้า ขออวยพรให้ความรัก ความสำเร็จ โชคลาภ และมิตรภาพ มาหาคุณถึงหน้าประตูบ้าน ขอจงมีวันคริสต์มาสที่แสนวิเศษและปีใหม่ที่แสนเปรมปรีดิ์

หมวดคำอวยพรวันคริสต์มาส

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Component (of a vector):

แปลว่า(english) Any vector can be expressed as a collection of vectors whose sum is equal to the original vector. Each vector in this collection is a component of the original vector. It is common to express a vector in terms of components which are parallel to the x and y axes.

Beryllium Copper

แปลว่า(english) An alloy of copper and 2-3% beryllium with optionally fractional percentages of nickel or cobalt. Alloys of this series show remarkable age-hardening properties and an ultimate hardness of about 400 Brinell (Rockwell C43). Because of such hardness and good electrical conductivity, beryllium-copper is used in electrical switches, springs, etc.

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Moist Room

แปลว่า(Concrete Engineering) A room used for storing and curing cementitious test specimens. The atmosphere of this room is maintained at a temperature of 73.4 3.0'F or 23.0*1.7'0 and relative humidity of at least 98 percent. These facilities must be adequate to continually maintain free moisture on the exteriors of test specimens.

Gravity:

แปลว่า(english) An attractive force between two objects; each object accelerates at a rate equal to the attractive force divided by the object's mass. Objects near the surface of the earth tend to accelerate toward the earth's center at a rate of ; this value is often called the gravitational constant and denoted as g.

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