炼制蜂蜜中,中蜜的炼制温度为()
A.105~115℃
B.112~115℃
C.116~120℃
D.116~118℃
E.119~122℃
参考答案:D
—How about Han Hong?
—It’s hard to say, but her voice _________ beautiful.
A.sings
B.hears
C.listens
D.sounds
斜盘式压缩机的()在活塞与气缸之间起密封作用。
A.刮片
B.活塞环
C.聚四氟乙烯涂层
D.以上都正确