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【单选题】
人感染猪肉绦虫是食入:( )A.
似囊尾蚴
B.
六钩蚴
C.
裂头蚴
D.
囊尾蚴
E.
棘球蚴
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举一反三
【单选题】Tensile failure of ( ) concrete happens easily and involves progressive micro-crackin.
A.
forced
B.
reinforced
C.
steel
D.
reinforce
【单选题】Tensile failure of ( ) concrete happens easily and involves progressive micro-cracking.
A.
forced
B.
reinforced
C.
steel
D.
unreinforced
【单选题】The result will be a ______ under repeated or fluctuating stresses (loads) having a maximum value less than the tensile strength of the material.
A.
fatigue fracture
B.
Static load failure
C.
deformation
D.
all of the above
【单选题】According to Von Mises theory, the elastic failure occurs ( )
A.
when the shear strain energy is least
B.
w hen shear strain equals 50% of the value of tensile strain at elastic limit in a simple tension test
C.
when the shear strain energy per unit volume in the stressed material equals shear strain energy per unit volume at the elastic limit in a simple tension test
D.
none of the above
【单选题】Tensile failure of ( ) concrete happens easily and involves progressive micro-cracking.
A.
forced
B.
reinforced
C.
steel
D.
reinforce
【简答题】用来标识文档状态或增加文档趣味,出现在Word文档文本后面的文字或图片,如“严禁复制”,这种文本或图片效果称为___。
【多选题】丰县工商局对隆达公司作出处罚决定,隆达公司不服,向位于乙市的上一级工商局申请复议,该上级工商局改变了处罚内容,隆达公司仍不服,其可以提起起诉的法院有( )。
A.
丰县法院
B.
乙市法院
C.
隆达公司所在地法院
D.
处罚地法院
【简答题】朗读英文资料25页第一段 Combining the relatively brittle mineral with the flexible collagen results in a composite material that has a modulus of elasticity in the order of 17–20 GPa, a tensile strength of 120–1...
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