ผลการค้นหา

น้ำชนิดหนัก, เฮฟวีวอเตอร์(Heavy water)

ภาษาจีน重水

onomatopoeia from the sound of dragging heavy thing

แปลว่าครืด

sound of a heavy thing falling on the floor or ground

แปลว่าตึง

barite

แปลว่า(เคมี) แร่เป็นเกล็ดสีขาว รวมให้ก้อนผลึกจะมีลักษณะคล้ายหินอ่อน โดยมากชอบเรียกกันว่า heavy spar (BaSO4)

Bed-In

แปลว่า(english) Method whereby drag may be rammed in the pit or flask without necessity of rolling over. Process used in production of heavy castings.

Magnetite

แปลว่า(Concrete Engineering) An aggregate used in heavy weight concrete, consisting primarily of ferrous metaferrite (Fe304). A black magnetic iron ore with a specific gravity of approximately 5.2 and a Mohs hardness of about 6.

Bismuth

แปลว่า(english) Chemical symbol Bi. A soft, course cystalline heavy metal with a silvery white color and pinkish tinge; usually produced as a by-product of copper,leaad and other metals. Has a thermal conductivity lower than all other metals except mercury. Used as alloying agent but leading use is in pharmaceuticals.

Pumping (of Pavements)

แปลว่า(Concrete Engineering) The ejection of a mixture of water and solid materials such as clay or silt along cracks, transverse or longitudinal joints, and along pavement edges caused by downward slab movement due to the passage of heavy loads, machinery or equipment over the pavement after free water has accumulated in or on the subbase, subgrade or basecourse.