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共263条 1 2 3 4 5 6 7 8 下一页 尾页The photoelectric inspection subsystem integrates visible, near-infrared and long wave infrared detection. As a supplementary means of radar bird detection, the infrared thermal imaging system can aut..
The photoelectric inspection subsystem integrates visible, near-infrared and long wave infrared detection. As a supplementary means of radar bird detection, the infrared thermal imaging system can aut..
Bird strike is one of the most important threats to aviation safety. The International Federation of Civil Aviation (ICAO) has set a bird as a category a aviation disaster. It is understood that due t..
Peoples concept of ecological protection has been continuously improved, and the traditional means of endangering birds such as driving birds, destroying nests and installing bird sting are not applic..
The increase of birds and other organisms indicates the improvement of the ecological environment, and people pay more attention to the harmonious development of human and ecology. However, birds are ..
Which birds are active at night?是它，就是它，夜鹭，白天常隐蔽在沼泽、灌丛或林间，晨昏和夜间活动；栖息和活动于平原和低山丘陵地区的溪流、水塘、江河、沼泽和水田地上附近的大树、竹林。It is it, it is it. ..
We have found through long-term research that each type of bird has its own unique sensitive frequency range in terms of hearing. When the sound pressure level of sound waves is greater than 80dB to 1..
Laser bird driving device is not only a new weapon that birds have never seen, but also can make up for the deficiency of bird driving at night. In the past, it was useless to shoot birds at night bec..
According to the characteristics of birds afraid of light and color, especially the habit of flashing, the wind reflective bird repeller drives birds away from the poles and towers to prevent nesting,..
Principle description of photoelectric inspection system光电查验分系统集可见、近红外、长波红外探测于一体，作为雷达地变电阻柜 精密铸造 中频电炉设备 保定断桥铝门窗 保定养老院 镜子批发 启闭机鸟情探测的补..
Laser bird driving device is not only a new weapon that birds have never seen, but also can make up for the deficiency of bird driving at night. In the past, it was useless to shoot birds at night bec..
The increasing range of bird activities has caused serious losses to the harvest of fruit farmers. How to choose the method of bird prevention is the key to judge the severity of bird damage.（1）鸟害..
According to the characteristics of birds afraid of light and color, especially the habit of flashing, the wind reflective bird repeller drives birds away from the poles and towers to prevent nesting,..
Ear bagging is a simple method to prevent bird pests, as well as the effects of diseases, pests, pesticides and dust on ear. However, birds with big mouths such as grey magpies and crows can often pec..
The increasing range of bird activities has caused serious losses to the harvest of fruit farmers. How to choose the method of bird prevention is the key to judge the severity of bird damage.（1）鸟害..
The increase of birds and other organisms indicates the improvement of the ecological environment, and people pay more attention to the harmonious development of human and ecology. However, birds are ..
Although birds are small in size and slow in flight, the speed of aircraft is very high. When birds and aircraft fly in opposite directions, the relative speed between them will be very large. Data sh..
The increase of birds and other organisms indicates the improvement of the ecological environment, and people pay more attention to the harmonious development of human and ecology. However, birds are ..
The green light beam emitted by the laser bird repeller, about the thickness of a banana, swept close to the lawn surface of the airport runway and parking lot. The bird thought it was a green stick a..