问题
问答题 简答题
一把拉线由杆上至地下由哪些金具和材料组成？
答案
参考答案：
将拉线抱箍、延长环、LX楔型线夹、钢绞线、UT式可调线夹、拉线棒、拉线盘等组合，便是一套完整的拉线。
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一把拉线由杆上至地下由哪些金具和材料组成？
参考答案：
将拉线抱箍、延长环、LX楔型线夹、钢绞线、UT式可调线夹、拉线棒、拉线盘等组合，便是一套完整的拉线。
请先阅读下面短文，掌握其大意，然后从A、B、C和D四个选项中，选出一个最佳选项，并在答题卡上将该项涂黑。 Mother’s Day is celebrated in the US. It is also a holiday in some other countries. It is on the second Sunday in May. It is a day to thank mothers. __ that day mothers usually __ flowers and cards. On the cards, children will write “Thanks, Mom”, “To the best mother __.”, “Best __ for Mother’s Day” and so on. Where does the idea for the holiday __? We should thank Miss Anna Mjarvis. She brought up the idea of having such a day. She lived in West Virginia. Her mother __ on May 9, 1905. She had a deep love to her mother. She __ letters to some important persons. In her letters, she asked them to decide a day for __ mothers. Then Mother’s Day was made on the second Sunday in May by the US in 1913. On Mother’s Day, children give presents to their mothers, __ the whole family go out and try to do __ for their mothers.
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