液压千斤顶

• 厂(rock face; eaves)RADICAL
• 土(earth; soil; ground)ASSOCIATIVE
• 丶(small dot; weight)ASSOCIATIVE

A rock wall pressing down on the earth like a heavy object applying pressure from above.

• 丿(stroke; expansion; many)ASSOCIATIVE
• 十(ten)ASSOCIATIVE

Ten multiplied many times becomes a thousand — the stroke above the number ten symbolizes an enormous quantity.

• 斤(axe (pictographic))ASSOCIATIVE

The character 斤 depicts an axe, which was later used as a unit of weight.

• 頁(head; page)RADICAL
• 丁(nail)PHONETIC

The head points like a nail driven straight into the highest part of the body.