平交道

Guard rail for derailed wheel

安全護軌

4613 Guard Rail 護軌 | 4614 Guard rail for derailed wheel 安全護軌 | 4615 Guard rail for railroad crossing 平交道護軌

flaggy

多扁石的

flaggy 多菖蒲的 | flaggy 多扁石的 | flagman 平交道看守

flagitious

极恶的/残忍的/凶恶的

flaggy /多扁石的/多菖蒲的/ | flagitious /极恶的/残忍的/凶恶的/ | flagman /旗手/信号旗手/平交道看守/

free on rail (F.O.R

火車上交貨價商業國貿名詞縮寫

11964火車交通火車train | 11965火車上交貨價商業國貿名詞縮寫free on rail (F.O.R.) | 11966火車平交道交通號誌規則RR crossing

highway grade crossing

道口;公路平交道口

4742 Highway Crossing Signal 平交道號誌 | 4743 highway grade crossing 道口;公路平交道口 | 4744 Highway overbridge 跨線公路橋

high-water revetment

高水护岸

高水位标志 high water mark | 高水护岸 high water revetment | 公路平交道 high way crossing

limited express

对号快车

Level crossing 平交道 | Limited express 对号快车 | Listing of Stock 股票上市

Crossing with movable wing rail

可動翼軌平交道

"栅工","Crossing watchman" | "可动翼轨平交道","Crossing with movable wing rail" | "四叶形交叉","Crossing,clover-leaf"

paved crossing

舖版平交道

6621 Paved Concrete Track PACT 英國式混凝土舖成軌道 | 6622 paved crossing 舖版平交道 | 6623 peak curve 向上之豎曲線

bell and flasher signal

平交道警報器

997 Beginning Of Vertical Curve 豎曲線起點 | 998 bell and flasher signal 平交道警報器 | 999 belt conveyor 帶式輸送機

NHL：abbr. non-hodgkin lymphoma; 淋巴瘤

complete ordered field：完备有序体

完全的空间n点形 complete n-point in space | 完备有序体 complete ordered field | 完全正(直)交系 complete orthogonal system