题目内容
平面四杆机构无急回特性时,行程速比系数( )。
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在平面连杆机构中,有连杆不一定有曲柄。
There are three companies, A, B, and C. The total capital of each company is$50 million, $1 common stock per share, and tax is 25%.There are three companies, A, B, and C. The total capital of each company is$50 million, $1 common stock per share, and tax is 25%.The structure of company A is all consist of common stock.The structure of company B is consist of $ 20 million debt(interest rate is 10%), and $3 0million common stock.The structure of company C is consist of$ 25 million debt(interest rate is 10.8%), and $25 million common stock.EBIT in 2018 for the company is all $10 million, and in 2019 is all $15 million. EBIT is growth by 50%. The following is the financial information of each company.is all consist of common stock.The structure of company B is consist of $ 20 million debt(interest rate is 10%), and $3 0million common stock.The structure of company C is consist of$ 25 million debt(interest rate is 10.8%), and $25 million common stock.EBIT in 2018 for the company is all $10 million, and in 2019 is all $15 million. EBIT is growth by 50%. The following is the financial information of each company.Calculate the DFL.company A: EBIT=__________,DFL__________.company B: EBIT=__________,DFL__________.company C:EBIT=__________,DFL__________.
慢性炎症时，病灶内浸润的炎细胞主要是
肉芽肿性炎主要是由下列哪种细胞增生引起的
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