2020
灞婇珮涓夐珮鑰冪墿鐞嗕竴杞涔犱笓棰樼獊鐮达細鐢ㄥ姩閲忓畾鐞嗚В鍐宠繛缁祦浣撶殑浣滅敤闂
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鐢ㄥ姩閲忓畾鐞嗚В鍐宠繛缁祦浣撶殑浣滅敤闂
銆愬吀渚?/p>
1
銆戝鍥炬墍绀猴紝鑷姩绉扮背鏈哄凡鍦ㄨ澶氬ぇ绮簵骞挎硾浣跨敤锛庝拱鑰呰涓猴細鍥犱负绫虫祦钀藉埌瀹瑰櫒涓椂瀵瑰鍣?/p>
鏈夊悜涓嬬殑鍐插姏鑰屼笉鍒掔畻锛涘崠鑰呭垯璁や负锛氬綋棰勫畾绫崇殑璐ㄩ噺杈惧埌瑕佹眰鏃讹紝鑷姩瑁呯疆鍗冲埢鍒囨柇绫虫祦锛屾鍒绘湁涓�浜?/p>
绫充粛鍦ㄧ┖涓紝杩欎簺绫虫槸澶氱粰涔拌�呯殑锛屽洜鑰屽弻鏂逛簤鎵ц捣鏉ワ紟涓嬪垪璇存硶姝ｇ‘鐨勬槸
(
)
A
锛庝拱鑰呰鐨勫
B
锛庡崠鑰呰鐨勫
C
锛庡叕骞充氦鏄?/p>
D
锛庡叿鏈夐殢鏈烘�э紝鏃犳硶鍒ゆ柇
銆愬吀渚?/p>
2
銆?/p>
鍥戒骇姘村垁鈥斺�旇秴楂樺帇鏁版帶涓囪兘姘村垏鍓叉満浠ュ叾绁炲鐨勫垏鍓叉�ц兘鍦ㄥ寳浜浗闄呭睍瑙堜腑蹇冧妇琛岀殑绗簲
灞婂浗闄呮満搴婂睍瑙堜細涓婂紩璧疯桨鍔紝瀹冭兘鍒囧壊
40 mm
鍘氱殑閽㈡澘锛?/p>
50 mm
鍘氱殑澶х悊鐭崇瓑鍏朵粬鏉愭枡銆?/p>
姘村垁灏辨槸灏嗘櫘閫氱殑姘村姞鍘嬶紝浣垮叾浠庡彛寰勪负
0.2 mm
鐨勫柗鍢翠腑浠?/p>
800
锝?/p>
1000 m/s
閫熷害灏勫嚮鍑烘按灏勬祦銆傛垜浠?/p>
鐭ラ亾锛屼换浣曟潗鏂欙紝鎵垮彈鐨勫帇寮洪兘鏈変竴瀹氶檺搴︼紝涓嬭〃鍒楀嚭浜嗕竴浜涙潗鏂欐墍鑳芥壙鍙楃殑鍘嬪己闄愬害銆?/p>
A
姗¤兌
5脳10
7
Pa
B
鑺卞矖鐭?/p>
1.2脳10
8
锝?.6脳10
8
Pa
C
閾搁搧
8.8脳10
8
Pa
D
宸ュ叿閽?/p>
6.7脳10
8
Pa
璁炬兂鏈変竴姘村垁鐨勬按灏勬祦妯埅闈㈢Н涓?/p>
S
锛屽瀭鐩村叆灏勭殑閫熷害
v
锛?/p>
800 m/s
锛屾按灏勬祦涓庢潗鏂欐帴瑙﹀悗閫熷害涓洪浂锛屼笖涓?/p>
闄勭潃鍦ㄦ潗鏂欎笂锛屾按鐨勫瘑搴?/p>
蟻
锛?脳10
3
kg/m
3
锛屽垯姝ゆ按鍒�涓嶈兘鍒囧壊涓婅堪鏉愭枡涓殑
________
銆?/p>
銆愯窡韪煭璁�?/p>
1.
鏌愭父涔愬洯鍏ュ彛鏃佹湁涓�鍠锋硥锛屽柗鍑虹殑姘存煴灏嗕竴璐ㄩ噺涓?/p>
M
鐨勫崱閫氱帺鍏风ǔ瀹氬湴鎮仠鍦ㄧ┖涓紟涓鸿绠楁柟渚胯捣
瑙侊紝
鍋囪姘存煴浠庢í鎴潰绉负
S
鐨勫柗鍙ｆ寔缁互閫熷害
v
0
绔栫洿鍚戜笂鍠峰嚭锛?/p>
鐜╁叿搴曢儴涓哄钩鏉?/p>
(
闈㈢Н鐣ュぇ浜?/p>
S
)
锛?/p>
姘存煴鍐?/p>
鍑诲埌鐜╁叿搴曟澘鍚庯紝鍦ㄧ珫鐩存柟鍚戞按鐨勯�熷害鍙樹负闆讹紝鍦ㄦ按骞虫柟鍚戞湞鍥涘懆鍧囧寑鏁ｅ紑锛庡拷鐣ョ┖姘旈樆鍔涳紟宸茬煡姘寸殑瀵?/p>
搴︿负
蟻
锛岄噸鍔涘姞閫熷害澶у皬涓?/p>
g
.
姹傦細
(1)
鍠锋硥鍗曚綅鏃堕棿鍐呭柗鍑虹殑姘寸殑璐ㄩ噺锛?/p>
(2)
鐜╁叿鍦ㄧ┖涓偓鍋滄椂锛屽叾搴曢潰鐩稿浜庡柗鍙ｇ殑楂樺害锛?/p>