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问题:

[单选] JCZC-150型继电器接点间隙为不小于()。

A . class="MsoNormal" style="margin: 0pt; text-align: left; text-indent: 0pt; layout-grid-mode: char; mso-para-margin-left: 0.0000gd; mso-char-indent-count: 0.0000; mso-layout-grid-align: none; mso-pagination: widow-orphan;"> A.1.3mm
B . 1.5mm
C . 2mm
D . 4mm
E .