hardening phase  硬质相; 硬化相

σ phase hardening  σ相析出硬化

Laser phase transformation hardening  激光相变硬化

Laser phase trans-formation hardening  激光相变硬化

Laser Phase-change Hardening  激光相变强化

laser phase-transformation hardening  激光相变硬化

Out-of-Phase additional hardening  非比例附加强化

Phase Transformation Hardening  相变强化

Phase-change Hardening  相变硬化

ac nominal phase-phase potential transformer  交流标定相-相检测变压器

ac phase-phase  交流相-相

phase-phase coupling  相相耦合

self-intensity of binding phase phase  粘结相自身强度特性

Single-phase Phase-Locked Loop  单相锁相环

Three Phase Phase-Locked Loop  三相锁相环

Tri-Phase Phase Transfer Catalysis  三相相转移催化

three-phase phase-lock loop  三相锁相

3-phase thyristor phase shifting controller  三相晶闸管移相控制器

6-phase Y-Y windings with 30 degrees phase displacement  6相双Y移30绕组

all-phase time-shift phase difference  全相位时移相位差法