短語詞組短語permanent directorate establishment 首長級常額編制permanent establishment principle 常設機構原則PE permanent establishment 常設機構officer on permanent establishment 常額編制人員virtual permanent establishment 虛擬常設機構的方案;虛擬常設機構the principle of permanent establishment 常設機構原則confirmed to the permanent establishment 獲確實聘任為常額編制人員;在常額編制中獲得確實聘任的公務員typical permanent establishment triangle cases 典型常設機構三方情形 返回 permanent establishment