【Daily Topic】【Civil Engineering Version 20160704】
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Participation reward: 2 Wealth. Reward for correct answer: 9 Wealth. Judgment: In pile construction, the methods of “hitting with a heavy hammer from a high height” and “lifting slightly before hitting with a heavy hammer” are generally used. ( )
Wrong,×~~~~~~
In pile construction, the methods of “dropping the hammer from a high height” and “lifting it slightly before dropping it again” are generally used. ( × ) Correct answer: When driving piles, it is advisable to use the method of \"delivering heavy blows from a low height and lifting the hammer slightly before delivering another heavy blow\", which can yield good results
In pile construction, the methods of “dropping the hammer from a high height” and “lifting it slightly before dropping it again” are generally used. (Wrong) Generally, it involves hitting with a heavy weight from a low position, or using a heavy weight to strike forcefully from below
Error. 【Heavy hammer, light strike; light hammer, heavy strike】
In pile construction, the methods of “dropping the hammer from a high height” and “lifting it slightly before dropping it again” are generally used. ( Wrong )
In pile construction, the methods of “dropping the hammer from a high height” and “lifting it slightly before dropping it again” are generally used. (Correct)