松軟性土壤 的英文怎麼說

中文拼音 [sōngruǎnxìngrǎng]
松軟性土壤 英文
soft soil
  • : Ⅰ名詞1 (松樹) pine 2 (絨狀或碎末狀食品) dried meat floss; dried minced meat 3 (姓氏) a surn...
  • : Ⅰ形容詞1 (質地不硬) soft; flexible; supple; pliable 2 (柔和) soft; mild; gentle 3 (軟弱) we...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : 名詞1. (土壤) soil 2. (地) earth 3. (地區) area 4. (姓氏) a surname
  • 軟性 : flexible
  1. Now some universities and institutes of china have made some samples of the lunar rovers and theirs wheels, but until now the wheel ’ s mechanical performance is seldom researched and tested. this paper will analyze the mechanical performance of the wheel and design a test - bed to test the performance of the lunar rover ’ s wheel. firstly, the mechanical characters of the soil are separated to press - sinkage character and shear character based on bekker ’ s theory, and common press - sinkage and shear models are introduced and the theory of lankine passive earth pressure is also introduced

    根據bekker半經驗法的基本思想,將的力學特分解為水平方向的剪切特和豎直方向的承壓特,闡述了地面力學中常見的的承壓、剪切等力學模型,並引入了朗肯被動壓力理論,為建立車輪在中前進和轉向的力學模型奠定了基礎,同時進行了實驗的剪切實驗,測量了的內聚力和內摩擦角等參數。
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