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【简答题】
griffith的转化实验是如何进行的?从实验结果可以得出什么样的结果?
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【多选题】Which of the following ones are the basic elements of the Results section?
A.
a statement that locates the figures
B.
statements that reports the most important findings
C.
statements that repeat the numbers in graphs
D.
statements that comment on the results
【多选题】Which are of the following ones can improve the Ra of the surface?
A.
increasing of the blasting prossure.
B.
increasing of the blasting angles.
C.
increasing of the blasting time.
D.
increasing the size of the powders.
【单选题】KL2的净跨长为7200mm,梁截面尺寸为300*700,箍筋的集中标注为 10@100/200(2) ,一级抗震,箍筋的非加密区长度为( )。
A.
4400
B.
4300
C.
4200
D.
4800
【简答题】KL2净跨7200mm,梁截面300x700,箍筋为A10@100/200(2),一级抗震,则箍筋加密区长度为( )mm
【单选题】Which of the following ones was the first woven material?
A.
Cotton.
B.
Linen.
C.
Wool.
D.
Velvet.
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