对烟包缝包口时，应针脚均匀，小空两针，大空三针，包角四针，保证不漏烟。
参考答案：对
近似数1.460×105精确到（ ）位，有效数字是（ ）。
----Is Mr. Franco Hollande __________ honest and capable man?
---- Yes. And that is why he was chosen ____________ president of France . [ ]
A. a ; a
B. an ; \
C. the ; the
D. a ; \
