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銆€銆€A.1m/s2
銆€銆€B.2m/ s2
銆€銆€C.3m/ s2
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銆€銆€B.s1:s2 =1:3 v1:v2=1: 鈭�2
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銆€銆€D.s1:s2=1:4 v1:v2=1: 鈭�2
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銆€銆€B.(2h-g)/2g
銆€銆€C.2h/g
銆€銆€D.鈭�(2h/g)
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銆€銆€6.鎶婄墿楂旀斁鍦ㄥ偩瑙掔偤30搴︾殑鏂滈潰涓婃檪锛屾伆鑳藉嫽閫熶笅婊�锛岄偅涔�锛岀墿楂斿拰鏂滈潰涔嬮枔鐨勫嫊鎽╂摝鏁�(sh霉)鏄�( )銆�
銆€銆€A.1/3
銆€銆€B.鈭�3/3
銆€銆€C.1/2
銆€銆€D.鈭�3/2
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銆€銆€7.澶忓ぉ瀹夎鐨勭┖瑾�(di脿o)鏅�锛屽皣绌鸿(di脿o)鐨勫鍏�(n猫i)姗熻鍦ㄥ⒒涓婄殑鍝€嬮儴浣嶆渶鑳界櫦(f膩)鎻叾鍔熸晥( )銆�
銆€銆€A.瑁濆湪澧诲鐨勪笂閮�
銆€銆€B.瑁濆湪澧诲鐨勪腑閮�
銆€銆€C.瑁濆湪澧诲鐨勪笅閮�
銆€銆€D.闅ㄤ究瑁濆湪鍝噷
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銆€銆€8.鐨付閬嬭几姗熸妸鐗╅珨鍕婚€熼€佸線楂樿檿鏅�锛岀墿楂斿彈鍒扮殑鎽╂摝鍔涚殑鏂瑰悜( )銆�
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銆€銆€B.鑸囩墿楂旈€熷害鍙嶅悜
銆€銆€C.鎽╂摝鍔涚偤闆�
銆€銆€D.涓嶈兘鍒ゅ畾.
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銆€銆€9.鑷杌婂湪鍏矾涓婅椐涳紝1鍒嗛悩閫氶亷浜�600绫崇殑璺▼锛屽墖鑷杌婄殑閫熷害鏄�( )銆�
銆€銆€A.600绫�/绉�
銆€銆€B.70绫�/绉�
銆€銆€C.30绫�/绉�
銆€銆€D.10绫�/绉�
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銆€銆€A.鎽╂摝鍔涚殑鏂瑰悜绺芥槸璺熼亱鍕曟柟鍚戠浉鍙�.
銆€銆€B.鐩镐簰澹撶穵涓旀帴瑙搁潰绮楃硻鐨勭墿楂斾箣闁撲竴瀹氭湁鎽╂摝鍔�.
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