I made the coat ____ my own hands. It was made ____ hand, not with a machine. A. in; in B.in; with C. with; by D. with; with 答案:C某企业生产瓶装食用调和油,根据质量要求,净含量(不含包装)可以有0.0021的误差.现抽查6瓶食用调和油,超过规定净含量的升数记作正数,不足规定净含量的升数记作负数,检查结果如下:+0.0018,-0.0023,0.0025,-0.0015,+0.0012,+0.0010.
请用绝对值的知识说明:
(1)哪几瓶是合乎要求的(即在误差范围内的)?
(2)哪一瓶的净含量最接近规定的净含量?