The crank pin journal is provided with large bores for _____.
A.
lubrication
B.
cooling
C.
balancing purpose
D.
ventilation
拍照语音搜题,微信中搜索"皮皮学"使用
参考答案:
参考解析:
知识点:
皮皮学刷刷变学霸
举一反三
【简答题】In our contemporary culture,the prospect of communicating with-or even looking at-a stranger is virtually unbearable Everyone around us seems to agree by the way they fiddle with their phones,even wit...
【简答题】Complete the passage with suitable words from the word bank. You may not use any of the words more than once. conversational interpersonal seriously struggled normally critic negative rely overlooked ...
【判断题】Get familiar with the words and expressions in the list,and then decide whether each statement below is true (T) or false (F) based on what you hear. One of the activities performed by a pediatric nur...
【单选题】My manager asked me who we should make ______ for communicating with clients, and I suggested either Anne or Zack. r e spo n s i b l e r e spo n s i b il i t y r e sp o n s i b il i ti e s