pressure flushの例文

例文

1. For marshes, techniques such as vacuum and pumping, low-pressure flush, vegetation cutting, and bioremediation were used.
2. Since the porcelain high-pressure flush toilet came into use about 100 years ago, thousands of inventors have tried to improve upon it.
3. PATENTS ( Undated )-- Since the porcelain high-pressure flush toilet came into use about a hundred years ago, thousands of inventors have attempted to improve upon it.