楂樹簩骞寸骇鐗╃悊鍩逛紭鏉愭枡銆婂脊绨т笓棰樸�媅鏈夌瓟妗堝強瑙ｆ瀽] - 鐧惧害鏂囧簱

鏂板缓

涓婁紶

棣栭〉

鍔╂墜

鏈�杩?/div>

璧勬枡搴?/div>

宸ュ叿

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

..WORD

瀹岀編鏍煎紡

.. 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

..

涓撲笟鐭ヨ瘑缂栬緫鏁寸悊

.. 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

楂樹簩鐗╃悊鍩逛紭鏉愭枡銆婂脊绨т笓棰樸�?/p>

 

1

锛庡�傚浘鎵�绀猴紝涓ゆ湪鍧楃殑璐ㄩ噺鍒嗗埆涓?/p>

m

1

鍜?/p>

m

2

锛屼袱杞昏川寮圭哀鐨勫姴搴︾郴鏁板垎鍒�涓�

k

1

鍜?/p>

k

2

锛屼笂闈㈢殑鏈?/p>

鍧楀帇鍦ㄤ笂闈㈢殑寮圭哀涓婏紙浣嗕笉鎷存帴锛?/p>

锛屾暣涓�绯荤粺澶勪簬骞宠　鐘舵�侊紟鐜扮紦鎱㈠湴鍚戜笂鎻愪笂闈㈢殑鏈ㄥ潡锛岀洿鍒?/p>

瀹冨垰绂诲紑涓婇潰鐨勫脊绨э紟

 

鈶村湪杩欎釜杩囩▼涓�涓嬮潰鏈ㄥ潡绉诲姩鐨勮窛绂讳负锛�

    

锛?/p>

 

A

锛?/p>

m

1

g

/

k

1

   B

锛?/p>

m

2

g

/

k

1

  C

锛?/p>

m

1

g

/

k

2

    D

锛?/p>

m

2

g

/

k

2

 

鈶靛湪杩欎釜杩囩▼涓�涓婇潰鏈ㄥ潡绉诲姩鐨勮窛绂讳负锛�

    

锛?/p>

 

A

锛?/p>

m

1

g

(1/

k

1

+1/

k

2

)       B

锛?/p>

m

1

g

/

k

1

+

m

2

g

/

k

2

 

C

锛?/p>

(

m

1

+

m

2

)g/

k

1

         D

锛?/p>

(

m

1

+

m

2

)g/

k

2

 

2

锛庡�傚浘鎵�绀猴紝涓ゆ湪鍧楃殑璐ㄩ噺鍒嗗埆涓?/p>

m

1

鍜?/p>

m

2

锛屼袱杞昏川寮圭哀鐨勫姴搴︾郴鏁板垎鍒�涓�

k

1

鍜?/p>

k

2

锛屼袱鏈ㄥ潡鍜屼袱

鏍瑰脊绨ч兘杩炴帴鍦ㄤ竴璧凤紝鏁翠釜绯荤粺澶勪簬骞宠　鐘舵�侊紟鐜扮紦鎱㈠湴鍚戜笂鎻愪笂闈㈢殑鏈ㄥ潡锛岀洿鍒颁笅闈㈢殑寮圭哀鍒?/p>

绂诲紑鍦伴潰锛?/p>

 

鈶村湪杩欎釜杩囩▼涓�涓嬮潰鏈ㄥ潡绉诲姩鐨勮窛绂讳负锛�

    

锛?/p>

 

A

锛?/p>

(

m

1

+

m

2

)g/

k

1

         B

锛?/p>

(

m

1

+

m

2

)g/

k

2

 

C

锛?/p>

m

1

g

(1/

k

1

+1/

k

2

)       D

锛?/p>

2(

m

1

+

m

2

)g/

k

2

 

鈶靛湪杩欎釜杩囩▼涓�涓婇潰鏈ㄥ潡绉诲姩鐨勮窛绂讳负锛�

    

锛?/p>

 

A

锛?/p>

(

m

1

+

m

2

)

g

/

k

1

+

m

2

g/

k

2

     B

锛?/p>

m

1

g/

k

1

+

m

2

g/

k

2

  

C

锛?/p>

m

1

g

/

k

1

+(

m

1

+

m

2

)

g

/

k

2

     D

锛?/p>

(

m

1

+

m

2

)

g

(1/

k

1

+1/

k

2

) 

3

锛庡�傚浘鎵�绀猴紝涓�璐ㄩ噺涓?/p>

m

鐨勭墿浣撲竴绔�绯讳簬闀垮害涓�

L

1

銆佽川閲忎笉璁＄殑杞诲脊绨т笂锛?/p>

L

1

鐨勪竴绔�鎮�鎸?/p>

鍦ㄥぉ鑺辨澘涓婏紝涓庣珫鐩存柟鍚戝す瑙掍负

胃

锛屽彟涓�绔�绯讳簬闀垮害涓�

L

2

鐨勭粏绾夸笂锛?/p>

L

2

姘村钩鎷夌洿锛岀墿浣撳��

浜庡钩琛＄姸鎬侊紟鐜板皢

L

2

绾垮壀鏂�锛屽垯鍓�鏂�鐬�闂寸墿浣撶殑鍔犻�熷害澶у皬涓猴紙

 

 

锛?/p>

 

A

锛?/p>

g

sin

胃

 

 

B

锛?/p>

g

cos

胃

  

C

锛?/p>

g

tan胃 

 

D

锛?/p>

g

cot

胃

 

4

锛庡�傚浘鎵�绀猴紝

A

銆?/p>

B

涓ょ墿鍧楄川閲忓潎涓?/p>

m

锛岀敤涓�杞诲脊绨х浉杩烇紝灏?/p>

A

鐢ㄩ暱搴﹂�傚綋鐨勮交缁虫偓鎸備簬澶╄姳鏉?/p>

涓婏紝

绯荤粺澶勪簬闈欐�㈢姸鎬侊紝

B

鐗╁潡鎭板ソ涓庢按骞虫�岄潰鎺ヨЕ锛�

姝ゆ椂杞诲脊绨х殑浼搁暱閲忎负

x

锛?/p>

鐜板皢鎮�缁冲壀鏂�锛?/p>

鍒欎笅鍒楄�存硶姝ｇ‘鐨勬槸锛�

 

 

锛?/p>

 

A

锛庢偓缁冲壀鏂�鐬�闂?/p>

A

鐗╁潡鐨勫姞閫熷害澶у皬涓洪浂

 

B

锛庢偓缁冲壀鏂�鐬�闂?/p>

A

鐗╁潡鐨勫姞閫熷害澶у皬涓?/p>

g

 

C

锛庢偓缁冲壀鏂�鍚�

A

鐗╁潡鍚戜笅杩愬姩璺濈��

x

鏃堕�熷害鏈�澶?/p>

 

D

锛庢偓缁冲壀鏂�鍚�

A

鐗╁潡鍚戜笅杩愬姩璺濈��

2

x

鏃堕�熷害鏈�澶?/p>

 

5

锛庡�傚彸鍥剧敳鎵�绀猴紝鍦ㄧ矖绯欑殑姘村钩闈�涓婏紝璐ㄩ噺鍒嗗埆涓�

m

鍜?/p>

M

锛?/p>

m

:

M

=1:2

锛夌殑鐗╁潡

A

銆?/p>

B

鐢ㄨ交寮圭哀鐩?/p>

杩烇紝涓ょ墿鍧椾笌姘村钩闈㈤棿鐨勫姩鎽╂摝鍥犳暟鐩稿悓锛庡綋鐢ㄦ按骞冲姏

F

浣滅敤浜?/p>

B

涓婁笖涓ょ墿鍧楀叡

鍚屽悜鍙冲姞閫熻繍鍔ㄦ椂锛屽脊绨х殑浼搁暱閲忎负

x

1

锛涘綋鐢ㄥ悓鏍峰ぇ灏忕殑鍔?/p>

F

绔栫洿鍔犻�熸彁鍗囦袱鐗?/p>

鍧楁椂锛堝�傚浘涔欐墍绀猴級

锛屽脊绨х殑浼搁暱閲忎负

x

2

锛屽垯

x

1

:

x

2

涓猴紙

 

 

锛?/p>

 

A

锛?/p>

1:1    B

锛?/p>

1:2    C

锛?/p>

2:1    D

锛?/p>

2:3 

6

锛庡�傚浘鈶存墍绀猴紝姘村钩闈�涓婅川閲忕浉绛夌殑涓ゆ湪鍧�

A

銆?/p>

B

锛岀敤涓�杞诲脊绨х浉杩炴帴锛岃繖涓�绯�

缁熷�勪簬骞宠　鐘舵�侊紟鐜扮敤涓�绔栫洿鍚戜笂鐨勫姏

F

鎷夊姩鏈ㄥ潡

A

锛屼娇鏈ㄥ潡

A

鍚戜笂鍋氬寑鍔犻�熺洿

绾胯繍鍔�锛屽�傚浘鈶垫墍绀猴紝鐮旂┒浠庡姏

F

鍒氫綔鐢ㄥ湪鏈ㄥ潡

A

鐬�闂村埌鏈ㄥ�?/p>

B

鍒氱�诲紑鍦伴潰鐬�闂寸殑杩欎竴杩囩▼锛屽苟閫夊畾璇ヨ繃

绋嬩腑鏈ㄥ潡

A

鐨勮捣鐐逛綅缃�涓哄潗鏍囧師鐐癸�?/p>

鍒欎笅鍒楀浘涓�鑳芥�ｇ‘琛ㄧず鍔?/p>

F

鍜屾湪鍧?/p>

A

鐨勪綅绉?/p>

x

涔嬮棿鍏崇郴鐨勫浘鏄?/p>

锛?/p>

 

 

锛?/p>