A Complete Collection of 100000 Whys
Fav十万个为什么
为什么下雪天特别安静？
简单的摘要：下雪天特别安静的原因主要是雪花吸音、积雪隔音以及人们活动减少。
1、雪花本身具有多孔结构，可以吸收声波，减少声音的反射和传播，起到吸音的作用。
2、积雪覆盖地面后，形成一层隔绝层，可以吸收和减弱地面上的声音，起到隔音的效果。
3、下雪天天气寒冷，人们通常减少外出活动，车辆和行人减少，环境噪音也随之降低，使得整体环境更加安静。
1. Questo strumento raccoglie una vasta quantità di domande e risposte per rispondere ai vostri dubbi quotidiani.
2. Digitate direttamente le parole chiave della domanda che desiderate cercare nella casella di ricerca qui sopra.
3. I dati di questo strumento sono stati raccolti dal web; se riscontrate degli errori, potete segnalarceli affinché possano essere corretti.
Recommended Tools
![Pie chart generation tool]()
Pie chart generation tool
Generate custom pie charts online
![Online equilateral triangle area calculator]()
Online equilateral triangle area calculator
Online calculation of the area of equilateral triangles
![Relatives call calculator]()
Relatives call calculator
Chinese Family Relatives Online Calculator
![Best viewing distance calculator for TV tablets]()
Best viewing distance calculator for TV tablets
Calculate the optimal viewing distance based on the display size of the TV or tablet
![time conversion]()
time conversion
Online time unit conversion tool
![Chrome内部页面查看工具]()
Chrome内部页面查看工具
Chrome内核浏览器内部页面查看工具
![CMYK Color Comparison Table]()
CMYK Color Comparison Table
This tool provides CMYK color codes, RGB and CMYK color comparison tables
![Prediction of auspiciousness and inauspiciousness of tinnitus]()
Prediction of auspiciousness and inauspiciousness of tinnitus
Online prediction tool for good or bad luck
![Universal Domain Name Generator]()
Universal Domain Name Generator
A generic domain name batch generation tool that supports custom character sets, generation quantities, and lengths.
![Online htaccess to nginx tool]()
Online htaccess to nginx tool
Convert online Apache. htaccess files to Nginx server configuration files
![Coconut Tree Style Image Generator]()
Coconut Tree Style Image Generator
Coconut Tree Coconut Juice Style Image Generator
![Plan Connection Puzzle Game]()
Plan Connection Puzzle Game
Drag the point so that all lines do not intersect.
![Ancient style name generator]()
Ancient style name generator
Generate various ancient style names online
![Extract images from PDF files]()
Extract images from PDF files
Online batch extraction of images from PDF files
![PHP array to JSON conversion]()
PHP array to JSON conversion
Online tool for converting PHP arrays to JSON
![Screen color picking]()
Screen color picking
Online screen color picking tool
![Book of Answers]()
Book of Answers
When hesitating, find the answer in your heart
![Rabbit encryption and decryption tool]()
Rabbit encryption and decryption tool
Rabbit online encryption tool/Rabbit online decryption tool
![Table to JSON conversion]()
Table to JSON conversion
Convert table information to JSON data online
![Three hundred Tang Poems]()
Three hundred Tang Poems
Online Reading of 300 Tang Poems
![Superscripts/subscripts phone number generator]()
Superscripts/subscripts phone number generator
One click generation of superscripts or subscripts for phone numbers
![Avatar Pendant Generator]()
Avatar Pendant Generator
An online tool that can generate Christmas avatars, holiday avatars, and national flag avatars
![Online Name Sorting Tool]()
Online Name Sorting Tool
Online name sorting tool, surname pinyin first letter sorting, surname stroke count sorting
![Online Text Filling Tool]()
Online Text Filling Tool
Fill in text online
粤ICP备2021116614号