453 篇
159 篇
15081 篇
727 篇
259 篇
78 篇
435 篇
32 篇
2035 篇
753 篇
47 篇
153 篇
493 篇
97 篇
61 篇
104 篇
51 篇
307 篇
183 篇
65 篇
[电力、热力、燃气及水生产和供应业] [2024-10-31]
The global energy crisis has created unprecedented challenges in energy and commodity markets and supply-chain disruptions, leading to an extraordinary economic environment testing policymakers and the private sector. Despite the turmoil, the energy transition has not halted. It has accelerated. This acceleration is driven by the improving economic competitiveness of key clean energy technologies against fossil fuels, coupled with many governments seeking alternatives to volatile energy commodities.
[电力、热力、燃气及水生产和供应业] [2024-10-29]
A backup power system is a device that provides uninterruptible and instantaneous power to a building or a facility during grid failures or power outages. Residential backup power systems provide backup power to residential buildings. The backup power system is usually connected to the grid power and has electrical components that allow it to turn on automatically when it senses an outage.
[石油加工、炼焦和核燃料加工业,电力、热力、燃气及水生产和供应业] [2024-10-28]
Offshore oil and gas pipelines are used for long-distance transportation of crude oil and natural gas on offshore terrains.
[电力、热力、燃气及水生产和供应业] [2024-10-28]
Off-grid solar power systems are stand-alone systems that help households, commercial and industrial buildings, mining sites, and the telecom sector to generate their own power and are not connected to the grid. Off-grid solar power systems include solar home systems, smaller solar products (pico solar PV systems and solar lanterns), and mini-grids.
[仪器仪表制造业,电力、热力、燃气及水生产和供应业,电气机械和器材制造业] [2024-10-28]
Off-grid solar power systems are stand-alone systems that help households, commercial and industrial buildings, mining sites, and the telecom sector to generate their own power and are not connected to the grid. Off-grid solar power systems include solar home systems, smaller solar products (pico solar PV systems and solar lanterns), and mini-grids.
[电力、热力、燃气及水生产和供应业] [2024-10-28]
An ACDC power supply is an electronic device that converts alternating current (AC) from the electricity mains into direct current (DC), to make it suitable for powering electronic circuits and devices. This conversion typically involves processes like rectification, filtering, and regulation to provide a stable and usable DC output.
[电力、热力、燃气及水生产和供应业] [2024-09-30]
<Decorative lighting includes market estimates of fixtures and lamps (light tubes or bulbs integrated with the fixture or the lamp) and string lights. These products are used for indoor and outdoor decoration. Chandeliers, pendant lights, vanity lights, string lights, table lamps, and wall lights are some decorative lighting products that have been included in this report. Industrial lights, rustic lights, vintage-look lights, and geometricalshaped lights are some trends in the decorative lighting category.
[专用设备制造业,电力、热力、燃气及水生产和供应业] [2024-09-04]
[专用设备制造业,电力、热力、燃气及水生产和供应业] [2024-09-04]
[电力、热力、燃气及水生产和供应业] [2024-08-31]
The growth of the studied market is being significantly fueled by the ongoing and upcoming smart city projects in several nations, the increased focus of governments worldwide on energy consumption, the rising demand for LED lights and luminaires for outdoor applications, and the expanding acceptance of standard protocols for lighting control systems. Commercial lights can be customized to fit any facility and its operations based on use.