When we take "the series connection of the single machine and double pillar" it needs precise shifting between two pillars, and time-shearing operation.
在采用单机双柱串联方式时，则需要精确的柱间切换，分时操作。
FRYS series heat-shrinkable sleeve products are designed for connection and sealing of ports of double-wall corrugated pipe for water discharge and supply of municipal engineering.
热缩系列产品，是为市政工程排水、给水用双壁波纹管端口连接密封而设计的。
The Y-parameters of Double-port networks in series-parallel connection and in parallel-series connectoin are deduced, and its application in circuit analysis is introduced.
导出了双口网络串—并联和并—串联的Y参数，并介绍了其在电路分析中的应用。
The Y-parameters of Double-port networks in series-parallel connection and in parallel-series connectoin are deduced, and its application in circuit analysis is introduced.
导出了双口网络串—并联和并—串联的Y参数，并介绍了其在电路分析中的应用。
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