<form id="vhgmw"></form>

<dl id="vhgmw"></dl>

<delect id="vhgmw"></delect>

<style id="vhgmw"><s id="vhgmw"><strong id="vhgmw"></strong></s></style>

<delect id="vhgmw"></delect>

單項選擇題

扁孔圓銷、圓銷長度允許在上下一個規(guī)格范圍內(nèi)調(diào)整，組裝后扁孔圓銷的竄動量（）mm

A.2~7
B.2~8
C.2~10
D.2~9

你可能感興趣的試題