更多crosstie例句

1. A century is required to produce a fence post, and 200 years for a crosstie.
2. About eighty years are required to grow a white oak of crosstie size.
3. It is third among the crosstie woods of the United States, the combined cut of oaks standing first, and the pine second.
4. Woodlot owners will not wait much longer than the seventy-five or one hundred years required to grow trees of crosstie size.