A.高温淬火
B.低温压制
C.成型和高温烧结
D.机械加工
第6题
A、碎裂岩-假玄武玻璃-糜棱岩
B、碎裂岩-糜棱岩-假玄武玻璃
C、糜棱岩-假玄武玻璃-碎裂岩
D、假玄武玻璃-碎裂岩-糜棱岩
第7题
A、man-eating bears also have love towards their family
B、one can cut down the sycamore tree to build houses
C、one cannot eat fruit in order to protect trees or plants
D、one can own the earth and make the most of it
第10题
A、"(((()((()))"
B、"()((()))"
C、"((()))((("
D、"((()))"
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