2018骞存禉姹熺渷婀栧窞鍩�婧�涓�瀛﹂珮涓夌墿鐞嗘ā鎷熻瘯棰�(绛旀�堜笉鍏�)-鏈�鏂板�︿範鏂囨�?- 鐧惧害鏂囧簱

棣栭〉

搴撳簱AI

骞垮満

鍘嗗彶

鏀惰棌

浜戠洏

鐭ヨ瘑搴?/div>

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 1 

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2019

骞存箹宸炲煭婧�涓�瀛﹂珮涓夌墿鐞嗘ā鎷熻瘯棰?/p>

 

涓�锛庨�夋嫨棰樷厾

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鏈�棰樺�?/p>

13

灏忛�橈紝姣忓皬棰�

3

鍒嗭紝鍏?/p>

39

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涓�鏄�绗﹀悎棰樼洰瑕佹眰鐨勶紝涓嶉�夈�佸�氶�夈�侀敊閫夊潎涓嶅緱鍒?/p>

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1

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浠ヤ笅鍑犵粍鐗╃悊閲忓叏閮ㄦ槸鐭㈤噺鐨勬槸锛?/p>

    

锛?/p>

 

A

锛庨�熷害銆佸姞閫熷害銆佸姛

                 B

锛庝綅绉汇�侀�熷害銆佺數娴?/p>

  

C

锛庡姏銆佺數鍦哄己搴︺�佺�佸満寮哄�?/p>

       D

锛庤川閲忋�佹椂闂淬�佽矾绋?/p>

 

2

銆?/p>

 

鏌愪汉椹捐溅涓婄彮浠庤惂灞卞紑寰�涓存郸锛屽�艰埅鍦板浘濡傚浘鎵�绀猴紝鍒欎互涓嬭�存硶涓嶆�ｇ‘鐨勬槸

锛?/p>

    

锛?/p>

 

A

锛庣爺绌舵苯杞﹀湪瀵艰埅鍥句腑鐨勪綅缃�鏃讹紝鍙�浠ユ妸姹借溅鐪嬩綔璐ㄧ偣

 

B

锛庡浘涓�鏄剧ず鐨�

30

鍒嗛挓鏄�鎸囨椂闂撮棿闅�

 

C

锛庤�岃溅鐨勫钩鍧囬�熷害绾︿负

29km/h   

D

锛庤�岀▼鐨勪綅绉绘�?/p>

14.5km 

3

銆?/p>

 

骞煎効鍥�灏忔湅鍙嬪湪娓镐箰鍦轰腑锛屼竴涓�灏忓�╁効浠庡厜婊戠殑婊戞��涓婇潤姝㈠紑濮嬩笅婊戯紝涓嬮潰鍥涗釜

v-t

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锛?/p>

 

 

4

銆?/p>

 

鍔ㄧ墿鍥�鐨勬捣娲嬮�嗘繁鍙楀皬鏈嬪弸鐨勫枩娆�锛屽叾涓�鈥滄捣鐙�椤剁悆鈥濊妭鐩�鍥犲叾浜掑�?/p>

 

鎬у己鑰屾洿娣卞彈灏忔湅鍙嬬殑鍠滅埍銆傚�傚浘鎵�绀轰负涓�娴风嫯鎶婄悆椤跺悜绌轰腑锛屽苟绛夊叾钀戒笅銆備笅

鍒?/p>

 

鏈夊叧鐞冪殑鍙楀姏涓庤繍鍔ㄧ殑涓�浜涜�存硶姝ｇ‘鐨勬槸锛�

    

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A

锛庣悆鍦ㄦ渶楂樺�勫彈鍒伴噸鍔涘拰娴风嫯瀵瑰畠鐨勯《鍔涗綔鐢�

     

B

锛庣悆鍦ㄦ渶楂樺�勬椂鐞冪殑閫熷害涓?/p>

0

锛屽�勪簬骞宠　鐘舵�?/p>

 

C

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D

锛庣悆鍦ㄤ笅钀界殑杩囩▼涓�鍙�璁や负鍙�鍙楅噸鍔涗綔鐢�

 

5

銆?/p>

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骞?/p>

3

鏈?/p>

15

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鐩樺�傚浘鎵�绀猴紝妫嬬洏绔栫洿鏀剧疆锛屾�嬬洏鍜屾�嬪瓙閮芥槸纾佹�ц�侀噺鍒舵垚锛岃兘鍚稿湪妫嬬洏涓婏�?/p>

涓嶈�℃�嬪瓙涔嬮棿鐨勭浉浜掍綔鐢ㄥ姏锛屼笅鍒楄�存硶姝ｇ‘鏄�鐨勶紙

    

锛?/p>

 

A

锛庢�嬪瓙鍏卞彈涓変釜鍔涗綔鐢�

 

B

锛庢�嬪瓙瀵规�嬬洏鐨勫帇鍔涘ぇ灏忕瓑浜庡叾鎵�鍙楅噸鍔涚殑澶у皬

 

C

锛庣�佹�ц秺寮虹殑妫嬪瓙锛屾墍鍙楃殑鎽╂摝鍔涜秺澶?/p>

 

D

锛庡噺灏忔�嬪瓙鐨勮川閲忥紝妫嬪瓙鎵�鍙楀埌鐨勬懇鎿﹀姏鍑忓皬

 

6

銆?/p>

 

鏈変竴绉嶅伐浣滄椂鎵囬潰涓婅兘澶熸樉绀哄悇绉嶅浘妗堢殑鍒涙剰椋庢墖锛屽�傚�?/p>

鍥俱�傚叾鍘熺悊鏄�鍦ㄥ叾涓�涓�鐗囨墖鍙朵笂璁剧疆涓�鍒楀彂鍏変簩鏋佺�★紝褰撴墖鍙惰�?/p>

鍔ㄨ捣鏉ユ椂锛屾帶鍒跺悇浜屾瀬绠＄殑鏄庣伃灏卞彲浠ユ樉绀哄悇绉嶅浘妗堜簡锛屽�傚�?/p>

鍥俱�傜幇浠ゆ墍鏈変簩鏋佺�′繚鎸佸悓姝ユ槑鐏�锛岃�屼笖姣忔�″彂鍏夊潎鎸佺画鏃堕�?/p>

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T

1

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T

1

 

銆?/p>

T

2

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k

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鎴愬姛鏄剧ず鍑轰竴涓?/p>

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锛?/p>

 

A

锛?/p>

k

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胃/2蟺

锛?/p>

 

B

锛庤嫢閲嶆柊璋冭妭锛屽皢椋庢墖杞�閫熷姞鍊嶏紝鎵�鐪嬪埌鐨勫浘妗堢殑鍦嗗績瑙掍竴瀹?/p>

鍙樻垚

2胃

锛?/p>

 

C

锛庤嫢閲嶆柊璋冭妭锛屽彧瑕佹弧瓒?/p>

T

1

=nT

2

锛?/p>

n

鍙?/p>

1

銆?/p>

2

銆?/p>

3鈥︹�?/p>

锛?/p>

锛屽垯鎵�鐪嬪埌鐨勫浘妗堜竴瀹氭槸

鈥?/p>

涓嶅姩

鈥?/p>

鐨勶紱

 

D

锛庤嫢閲嶆柊璋冭妭锛屽彧瑕佹弧瓒?/p>

T

1

>kT

2

锛屽垯鎵�鐪嬪埌鐨勫浘妗堜竴瀹氫负闂�鍚堝渾鐜�銆?/p>

 

7

銆?/p>

 

鍦ㄦ澀宸炶タ婧�婀垮湴姣忓勾鐨�

10

鏈堜唤閮芥湁涓�涓�鐏�鏌胯妭锛屽競姘戜滑绾风悍鍓嶅幓閲囨憳锛屽浘涓洪噰鎽樻熆瀛愮殑

鎯呮櫙锛屽亣璁炬煇涓�娆￠噰鎽樻椂锛屼竴涓�鏌垮瓙浠庢爲涓�

4m

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閲忎负

50g

锛屽彇姘村钩鍦伴潰涓洪浂鍔胯兘闈�锛屽拷鐣ョ┖姘旈樆鍔涳紝鍒欎笅鍒楄�存硶姝ｇ‘鐨勬槸锛?/p>

    

锛?/p>

 

A

锛庢熆瀛愪粠鏍戞ⅱ涓婇�炲嚭鏃跺叿鏈夌殑鍔ㄨ兘鏄�

0.04J 

B

锛庢熆瀛愬湪

2m

澶勭殑鍔胯兘鏄�鍏跺姩鑳界�?/p>

 

C

锛庢熆瀛愯惤鍦版椂鐨勬満姊拌兘涓?/p>

2J 

D

锛庢熆瀛愭湁鍙�鑳芥墦涓�绔欏湪绂婚�炲嚭鐐规按骞宠窛绂讳�?/p>

5m

鐨勬皯浼?/p>

 

O

 

t

 

v

 

O

 

t

 

v

 

O

 

t

 

v

 

O

 

t

 

v

 

A               B                 C               D

 

绗?/p>

2

棰?/p>

 

绗?/p>

5

棰?/p>