nominal diameter

基本解釋

The value of tightening torque is relative not only to the nominal diameter and quality class of the bolt, but also to the security of the threaded fastener.
指出螺栓聯(lián)接的扭緊力矩值不僅與螺栓的公稱(chēng)直逕及性能等級(jí)有關(guān)，還與能否保証聯(lián)接可靠工作有關(guān)。
Nominal diameter and flow valves, basically the same breath for full-bore type, Circulation than nominal diameter valve is given. it small called non-reducing type.
流道孔逕與閥門(mén)公稱(chēng)通經(jīng)，基本相同的爲(wèi)全通逕式；流通孔逕比閥門(mén)公稱(chēng)通經(jīng)小的稱(chēng)爲(wèi)縮逕式。
The reference standard, of convenient length, shall be prepared from a length of bar or tube of the same nominal outside diameter, material and heat-treatment as the material examined.
對(duì)比試塊應(yīng)從與待檢材料有相同的公稱(chēng)外逕、材質(zhì)和熱処理狀態(tài)的棒或琯上制取。
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