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【判断题】
CCBⅡ制动机单独制动手柄置于单独缓解位，自动制动手柄（制动管减压）引起的制动缸压力缓解，而由单独制动手柄引起的制动缸压力将保持。
A.
正确
B.
错误
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参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】After the birth of my second child，I got a job at a restaurant.Having worked with an experienced 16for a few days，I was 17to wait tables on my own.All went 18that first week.When Saturday night came，I...
A.
repeated
B.
discovered
C.
corrected
D.
described