sucking disc [无脊椎] 吸盘 ; 动物的一种器官 ; 用以粘附或抓住一物
multi-sucking disc 多真空室吸盘
Remark: Magnetometric sucking disc or working plateform is required for special work.
备注：特殊工作另配磁力吸盘或工作平台。
It theoretically analyzes the working principle and the designing parameters of the control switch. The possibility of this kind of sucking disc has been proved by an experiment given in this paper.
理论上分析了控制开关的工作原理及其设计多数，通过实验证明了此吸盘的可行性。
The utility model has the advantages that the structure is compact, the loss sowing phenomenon can be effectively avoided, and the seed sucking disc can be replaced very conveniently.
本实用新型具有结构紧凑，可有效防止漏播现象的发生，且可以很方便更换吸籽盘等特点。
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