The system of measurement is composed by joint, spring pipe, and power transmission setting, and use the needle to note the number.
仪表的测量系统由接头、弹簧管和传动机构组成。通过指针指示仪表读数。
The system of measurement is composed by joint, spring pipe, and power transmission setting, and use the needle to note the number.
仪表的测量系统由接头、弹簧管和传动机构组成。通过指针指示仪表读数。
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