-- ------- ---.-|||-https:/img.zuoyebang.cc/zyb_7e73d39b432994fc88687ca8629a236b
(C)a. (D) https:/img.zuoyebang.cc/zyb_af6e09ed1c46b21a6349e0344d167374.jpg-a.
https:/img.zuoyebang.cc/zyb_c0fbf0d3ab9a0b30a20e47b6f2b25ba5.jpg-a-|||-C.α^2 D.
解方程 https:/img.zuoyebang.cc/zyb_7e8f43fce8d9495be1e56a8b33129708.jpg+(e)^2=0.
燃料组成为https:/img.zuoyebang.cc/zyb_2cc414bcc79e95b612af1937a32d889a.jpg(a)^r=43%ht
[题目]-|||-设 =x+-|||-A 1/2-|||-B 2-|||-C e-|||-D https:/img.zuoyebang.cc/zyb_e34c8
https:/img.zuoyebang.cc/zyb_e8bd054ef3dd65e8f324cadbf8b2d8a0.jpg-beta , 且β已知 E.
1/2 倍;-|||-C. https:/img.zuoyebang.cc/zyb_61825a25acb164a4803426e2b1e1d552.jpg/s
某天早 https:/img.zuoyebang.cc/zyb_8cea8f9e1e44fee4a53b84b1b8d04a09.jpg.9 点至晚 https
... . 1-|||-1 https:/img.zuoyebang.cc/zyb_a148ede5fabdd95c53fd3b87a9e6b9b0.jpg+(