🔍 Tìm kiếm từ vựng
kimberlite
Noun
kimberlite, đá kimberlite
a volcanic rock that often contains diamonds, formed during explosive eruptions from the Earth's mantle, and is of particular interest in diamond exploration and mining
"Prospecting teams use geophysical methods to locate potential kimberlite pipes beneath the Earth 's surface ."
glaciation
Noun
sự đóng băng, thời kỳ băng hà
the geological process involving the expansion and movement of glaciers, shaping landscapes through erosion, deposition, and the formation of distinctive glacial landforms
"Glaciation played a role in shaping the iconic Yosemite Valley in California ."
moraine
Noun
băng tích, trầm tích sông băng
a deposit of rocks, sediment, and glacial material left by a moving glacier, forming distinctive landforms along its edges or terminus
"Medial moraines, resulting from the merging of two glaciers , were observed in the high mountain ranges ."
drumlin
Noun
drumlin, đồi dài được hình thành bởi tác động của sông băng
a streamlined, elongated hill formed by glacial action, with a teardrop shape and the steeper end facing the direction of ice movement
"As the ice sheet advanced , it left behind a series of drumlins, each bearing evidence of its journey ."
diagenesis
Noun
sự thành tạo đá, quá trình thành tạo đá
the physical and chemical changes occurring in sediments between their deposition and their consolidation into sedimentary rock
"The study of diagenesis provides insights into the history of sedimentary rocks and the environmental conditions present during their formation , as well as their potential as hydrocarbon reservoirs ."
metamorphism
Noun
biến chất, sự biến đổi biến chất
a complete change in the form and structure of a rock as a result of heat and pressure
"Contact metamorphism happens when rocks are heated by nearby magma , leading to localized changes in the rock 's structure and composition ."
sedimentation
Noun
sự lắng đọng, quá trình lắng đọng
the process by which particles settle out of a liquid or gas due to gravity, forming a sediment layer
"Sedimentation is used in wastewater treatment to separate solids from liquids ."
faulting
Noun
đứt gãy, phay
the movement or displacement along a fracture in the Earth's crust, resulting from tectonic forces, which can lead to earthquakes
"Faulting is a common occurrence in regions with high tectonic activity."
aquifer
Noun
tầng chứa nước, bể chứa nước ngầm
a layer of rock or sediment that stores and transmits groundwater
"Pollution can contaminate an aquifer, affecting water quality ."
concretion
Noun
sự kết đặc, nốt
a hard lump or mass formed in sedimentary rock by natural cementing processes
"Geologists collect concretions for analysis to learn about past depositional conditions ."
folding
Noun
sự uốn nếp, sự gấp nếp
(in geology) the bending or deformation of rock layers due to compressional forces
"Folding changes the shape of rock formations over millions of years."
subsidence
Noun
sụt lún, lún xuống
the process during which a building or piece of land sinks to a lower level or to the ground
"The gradual subsidence of the land was evidenced by the sinking of ancient monuments and structures ."
intrusion
Noun
sự xâm nhập, sự bơm mắc ma
(geology) the injection of magma into existing rock formations underground
"Intrusions can deform existing rock formations ."
matrix
Noun
nền, vật liệu nền
(geology) the fine-grained material surrounding larger rock fragments or grains within a sedimentary rock
"Matrix cementation affects the strength and durability of sedimentary rocks ."
igneous
Adjective
núi lửa, mácma
(of rock) formed from cooled magma or lava
"The volcano erupted , spewing out molten lava that eventually formed igneous formations ."
ball bearing
Noun
ổ bi, vòng bi
a type of rolling-element bearing that uses balls to maintain the separation between the bearing races, reducing friction and enabling smooth rotation
"Electric motors benefit from ball bearings to ensure efficient and quiet rotation of the motor shaft ."
belt drive
Noun
truyền động đai, hệ thống dẫn động bằng đai
a mechanical transmission system using a flexible belt to transfer power between rotating shafts
"In the workshop , they demonstrated how a belt drive can efficiently transmit rotational motion between two pulleys ."
drive shaft
Noun
trục truyền động, trục các-đăng
a mechanical component that transmits rotational power from the engine to the wheels or other driven components of a vehicle or machine
"Electric vehicles utilize a driveshaft to transfer power from the electric motor to the wheels for propulsion."
gearing
Noun
bộ bánh răng, cơ chế truyền động
gears, toothed wheels, or mechanical components designed to transmit and control power between rotating shafts in a machine, vehicle, or system
"Gearing systems in printing presses ensure precise movement of rollers, contributing to high-quality print output."
computer-aided design technician
Noun
kỹ thuật viên thiết kế hỗ trợ máy tính, nhân viên CAD
a professional who uses specialized software to create detailed drawings and plans for buildings, machines, or products
"After completing the design, the CAD technician reviewed it with the architect to make sure everything was accurate."
rivet
Noun
đinh tán, đinh rivê
a permanent fastener with a head on one end and a deformable shaft that forms a second head when joining materials together
"To repair the damaged section of the ship 's hull , the maintenance crew had to remove the old rivets and replace them with new ones ."
substation
Noun
trạm biến áp, trạm điện
a facility that transforms voltage levels and regulates electrical currents, typically situated in an electrical power distribution system
"Utility companies strategically place substations to ensure a reliable and stable power supply to consumers ."
conduit
Noun
ống dẫn, ống
a pipe, tube, or channel that is used to protect, enclose, or route electrical wires, cables, or other utilities for the purpose of safe and organized transmission
"To prevent water ingress , the outdoor conduits were sealed with waterproof materials where they entered the building ."
alternating current
Noun
dòng điện xoay chiều, AC
an electric current that reverses direction periodically, typically used in power distribution systems due to its efficiency in long-distance transmission
"The voltage of alternating current can be easily transformed using transformers for different applications ."
electromechanical
Adjective
điện cơ, liên quan đến hệ thống hoặc thiết bị bao gồm cả thành phần hoặc chức năng điện và cơ khí
relating to systems or devices that involve both electrical and mechanical components or functions
"An electromechanical doorbell combines electrical wiring with mechanical components ."
altimeter
Noun
máy đo độ cao, đồng hồ đo độ cao
an instrument used to measure and indicate the altitude of an object above a fixed level, typically the Earth's surface
"Glider pilots use altimeters to navigate and optimize their flight paths based on changes in elevation and atmospheric conditions ."
calorimetry
Noun
nhiệt lượng kế, đo nhiệt lượng
the scientific measurement of heat exchange in chemical or physical processes
"Calorimetry is crucial in understanding the energy balance of chemical reactions ."
gravimetry
Noun
trọng lực kế, đo trọng lực
the measurement of variations in gravitational fields to understand the Earth's structure and properties
"Gravimetry helps determine the density and composition of Earth 's interior ."
luminance unit
Noun
đơn vị độ sáng, đơn vị ánh sáng
a measure of the brightness of a light source as perceived by the human eye
"The luminance unit of a streetlight affects visibility on roads at night ."
densitometry
Noun
đo mật độ, phép đo mật độ
the process of measuring how dense something is by assessing how much light it absorbs or transmits
"Densitometry analysis helped assess the ink coverage on the printed page ."