目前三元复合驱大多使用的注入泵有米顿罗（）泵和科达三柱塞泵。
A、流量调节
B、比例调节
C、压力调节
D、温度调
参考答案：B
China's badminton superstar Lin Dan won a thrilling final for his fifth world champion in Guangzhou on Sunday over Lee Chong Wei, who ______ his game due to injury.
A．concerned
B．recovered
C．abandoned
D．recognized
新建文档WD12C.DOC，复制文档WD12B.DOC的内容。将标题段的段后间距设置为16磅；各段首字下沉2行，距正文为0厘米；正文各段的段后间距设置为6磅。存储为文档WD12C.DOC。
