Hindi slide rule का अर्थ हिंदी में

• परिकलन पट्टिका
• स्लाइड रूल

English slide rule meaning in English  •  slide rule का अर्थ अंग्रेजी में

Noun

• a thin, flat calculating device consisting of a fixed outer piece and a movable middle piece. Both pieces are graduated in such a way (as, by a logarithmic scale) that multiplication, division, and other mathematical functions of an input variable may be