计算(70°5′-10°30′)*2

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计算(70°5′-10°30′)*2计算(70°5′-10°30′)*2计算(70°5′-10°30′)*2(70°5′-10°30′)*2=(69°65′-10°30′)*2=59°35′*2=11

计算(70°5′-10°30′)*2
计算(70°5′-10°30′)*2

计算(70°5′-10°30′)*2
(70°5′-10°30′)*2
=(69°65′-10°30′)*2
=59°35′*2
=118°70′
=119°10′

(70°5′-10°30′)*2
=140°10′-21°
=119°10′