Sound is a kind of energy that you can hear.Sound is made when something vibrates (振动).When you talk or sing,put your hand on the side of your neck.Then you will feel your neck vibrating.When you hit a drum,the drum and the air around it vibrate.When the vibra...
I was pouring myself coffee when it started to vibrate (颤动) and dance across the kitchen counter. “Who’s this?” someone asked when I picked up.“Who’s this?” I countered. “Sarah?”She was taken aback until she realized her name was on the credit card I also had recovered. ...
However, some kinds of radiation can stimulate muscles and nerves and can also make the hair on your body vibrate, which can sometimes cause a tingly feeling above certain threshold values. Other kinds are useful for making dinner. Microwaves push the water molecules in your food around, which ...
a脱扣联动和熔断器机械震动试验 The tripping linkage and the fuse machinery vibrates the experiment[translate] aonly belong to my 只属于我[translate] ait is funny~~~ 它是funny~~~ [translate] aVariations 正在翻译,请等待...[translate] aXummer. | Dummer 正在翻译,请等待...[translate] ...
October 23, 2024 Comment number:20 Original Fiction The Mongolian Wizard Halcyon Afternoon ByMichael Swanwick October 17, 2024 Comment number:8 Original Fiction The Mongolian Wizard Dragons of Paris ByMichael Swanwick October 18, 2024 Comment number:8 ...
How does sound travel? How sound vibrates, how sounds get louder and quieter, and much more. The students explored the ubiquitous sounds of the city through experiments such as making clay telephones and simulating a tympanic membrane.
Whose phone VIBRATES just a few feet from her under the table. Ki-Woo quickly silences his phone. Chung-Sook coughs to cover the sound. She glances over at Da- Hae to see if Da-Hae heard it too. She did. Da-Hae looks around, confused. 98. Ki-Woo hurriedly switches his pho...
The atoms join together (bond) in different combinations (largely due to minute gravitational forces combined with electrical charge) and produce molecules such as water – H2O. That’s 2 Hydrogen atoms joined to an Oxygen atom. This molecule vibrates according to the amount of energy it holds...
a将标准充电后的电芯固定在振动台上,沿X、Y、Z三个方向各振动30分钟,振幅1.6mm,振动频率为10Hz~55Hz,每分钟变化1H Fixes after the standard charge electricity core on the shake table, along X, Y, the Z three directions vibrates 30 minutes, oscillation amplitude 1.6mm, the vibration frequency is...