新制铰刀一般先刃磨前刀面，然后磨校准部分的外圆、倒锥及切削部分锥面，再刃磨后刀面。
参考答案：对
寄往日本水陆路平常挂号小包一件，重750克，应收费（）元。
A.38.5
B.41.5
C.42
D.46.5
Physical assessment findings in the eyes of elderly people may include
A．decreased lens thickness.
B．decreased visual acuity.
C．lightening of the skin around the orbits.
D．unequal pupillary light reflex.
