গভীরতা এবং শ্বাস আন্দোলন ক্ষিপ্রতা রেকর্ডিং জন্য যন্ত্র পরিমাপ

Noun:

Spirograph,

spirograph's Usage Examples:

May 1918 – 17 September 2002) was an English engineer who invented the spirograph toy and created the company Denys Fisher Toys.

A pneumograph, also known as a pneumatograph or spirograph, is a device for recording velocity and force of chest movements during respiration.

The pattern used in this instance is called a spirograph in mathematics, that is, a hypotrochoid generated by a fixed point on.

These patterns look similar to the results of a spirograph or Guilloché engraving.

spirograph's Meaning':

a measuring instrument for recording the depth and rapidity of breathing movements