脑挫裂伤是最常见的原发性脑损伤,既可发生于着力部位,也可以发生于对冲部位。
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What is meant by the term “broaching to”? ()
A. Having the vessel head toward the sea
B. Running before a sea
C. Being turned broadside to the sea
D. Having the vessel filled with water
按照腐蚀的机理分类,一般腐蚀分为()腐蚀和()腐蚀。
“下运动神经元”对运动的控制有哪几种类型,并简单描述。
冻土器一般安装在直管地温场中40cm深层地温表的东边,相距约50cm。()
A. 正确
B. 错误