Matters needing attention in filling tiller 1 quality questionnaire. General requirements 1. Investigators will fill in the questionnaire. Please fill in with a pen or signature pen, and the handwriting should be clear. 2. If there are options in the survey content, please tick "√" for each option; If multiple options meet the requirements, tick "√" on each option, and fill in other contents with words or figures in the corresponding position of the form. 3. If there are too many accident causes, fault conditions and user suggestions, you can attach a separate page. Two. Description of filling in the form (1) User information 1. Name: the name of the owner (hereinafter referred to as the user) under investigation, preferably the machine operator. If many people buy machines together, you can take one of the machine operators who mainly manage the cultivator as the object of investigation and fill in the name of this person. 2. Age: the age of the user. 3. Education level: the final education level of users. Such as primary school, junior high school, senior high school, technical secondary school and university. 4. Contact telephone number: the user's contact telephone number, including landline telephone, mobile telephone, landline telephone or PHS telephone plus area code; Both landline and mobile phone are ok. Fill in both. 5. Home address: the mailing address of the user's home address, which is filled in XX village (team) in XX township (town) of XX county (city, district). 6. Time for operating such machines: the time for users to use cultivators for farming operations (not limited to investigating machines). 7. Whether the user has received operation technical training: the user's experience and operation. (2) Machine information 1, machine model name and manufacturer: refer to the machine nameplate. 2. Match the power model, 12h power and manufacturer: refer to the nameplate of diesel engine. 3. Purchase date: the date when the user purchased the machine, and fill in. Supplier: the name of the dealer who sells the machine. (iii) Use information 1. Total working time: the total working time from the use date to the survey time is estimated by the user. 2. Total working capacity: The total working capacity from the use date to the survey time is estimated by the user. 3. Total fuel consumption: The total fuel consumption from the use date to the investigation time is estimated by the user. 4. Work efficiency: in theory, it is the total working capacity divided by the total. (4) Applicability investigation: When users actually use the cultivator, whether the machines and tools are suitable for working in different soil conditions (clay, sandy soil, loam) on sloping land and flat land and different mud depth in paddy field shall be judged by users according to their use conditions.

(v) Safety 1. Whether there has been a safety accident: provided by the user. If there is a safety accident, please explain the number of accidents and briefly describe the causes and phenomena of the accidents. 2. Safety protection: all exposed moving parts have protective devices, which is "conformity"; Individual protective devices are incomplete, but it does not affect the overall safety and is not easy to cause personal injury, which is regarded as "basic compliance"; Otherwise, it is "non-conformity".