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【单选题】
计算作用于支护结构上的土压力和水压力时,有“水土合算”和“水土分算”两种方法,设计中选用计算方法的主要依据是:
A.
土的重度
B.
土的塑性指数
C.
土的渗透系数
D.
土的抗剪强度指标
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A.
Provide benefits for all producers and consumers
B.
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C.
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A.
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C.
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A.
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A.
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B.
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C.
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D.
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