求翻译：每一种调查方法各有其优缺点，住院患者调查方法而言，由于是工作人员发放问卷后直接收回，发现问题可以及时解决，把隐患消除。是什么意思？

Each has its own advantages and disadvantages of survey methods, survey methods in hospitalized patients, since the staff questionnaires directly after recovery and found that problems can be solved in time, to eliminate potential dangers.

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Each investigation method has its good and bad points respectively, in hospital patient investigates the method to say, after because is the staff provides the questionnaire to take back directly, found the problem may solve promptly, hidden danger elimination.

Each survey method has its advantages and disadvantages, inpatient survey method, because it is the staff issued a questionnaire directly after resumption, problems can be solved in time, eliminate hidden danger.

Each survey method has its advantages and disadvantages, inpatient survey method, because it is the staff issued a questionnaire directly after resumption, problems can be solved in time, eliminate hidden danger.