Provision must be made for adjusting to indicate true zero at zero load.
必须做好调整的准备工作，以指示零负荷时的真零点。
Moreover, this kind of pumping unit can be started in the condition of zero-load and run in the condition of full-balance.
该机整机结构简单、受力均匀、运行平稳、可靠性高，并能实现完全平衡和空载启动。
Moreover, this kind of pumping unit can be started in the condition of zero-load and run in the condition of full-balance.
该机整机结构简单、受力均匀、运行平稳、可靠性高，并能实现完全平衡和空载启动。
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