The shear strength of dry sand has been studied, the result shows the interlocking strength existing interdry sands compacted.
对干砂的抗剪强度进行了研究，认为型砂存在咬合强度。
I find that when tree species is different, dry and wet compression shear strength is different obviously.
对不同树种的干、湿压缩剪切强度进行了研究。
The dry compressing shear strength of Larch in normal conditions was the lowest.
而对于反复煮沸压缩剪切强度，桦木的值要比落叶松和柞木的高。
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