有一根管子总重量为2940牛，支承方式如图所示，管子总长7米，问支点A处承受的重量是多少？
参考答案：
A处承受重力1837.5牛。
双歧杆菌、乳酸菌需要哪种培养（）
A.一般培养法
B.二氧化碳培养法
C.厌氧培养法
D.微氧培养法
E.专性需氧培养
I feel sure that ______ qualification, ability and experience, you are quite suited to the position we offer.
A. on account of
B. in spite of
C. in terms of
D. by means of
