问题
问答题 简答题
如何做好原材料的质量控制？
答案
参考答案：
1）按规范及设计要求；严格选择料源。
2）严把进场材料质量关；对拟用于永久性工程材料须进行报验制度。
3）合理科学堆放及储存。
4）按规定频率抽检试验基础上，应加大抽检频率。
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如何做好原材料的质量控制？
参考答案：
1）按规范及设计要求；严格选择料源。
2）严把进场材料质量关；对拟用于永久性工程材料须进行报验制度。
3）合理科学堆放及储存。
4）按规定频率抽检试验基础上，应加大抽检频率。
For years scientists have been arguing about whether nature or nurture (后天) decides what people will be like. Is it nature— what people are (41) with— that decides what they will be like? (42) is it nurture —what(43) to people when they are born —that decides what they will be like? Scientists have been studying twins to (44) if they can find the answer, because twins start out with the (45) DNA. Sometimes twins don’t live together at birth and grow up in different (46) and different places— so the nature is the same for both, but the nurture is different. When scientists (47) these twins in their later life, they some times find some surprising (48). Jim Springer and Jim Lewis were adopted（收养）by two different families at birth. They first met each other again thirty-nine years (49) and discovered they had a lot in (50). Both had been (51) twice. Their first wives were both named Linda and their second wives were both named Betty! Each twin had a son — one called his son James Alan and the (52) called his son James Alan, too. Their children each had a dog called “Toy”. They even arrived at their first (53) in the same color of car. So far twin (54) seem to show that both nature and nurture are important. What we have from birth, and how and where we live help to build (55) we are.
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