查询词典 butterfly valve

butterfly damper,butterfly valve：蝶形阀

"银大眼鲳,银鲳","Butterfish" | "蝶形阀","butterfly damper,butterfly valve" | "蝶状鱼片","butterfly fillet"

butterfly valve,butterfly damper：蝶形阀

"日本鸢魟,燕仔鲂","butterfly ray" | "蝶形阀","butterfly valve,butterfly damper" | "酪梨,鳄梨,油梨","butter-fruit,avocado,alligator pear"

butterfly valve：蝶阀

.蝶阀:(butterfly valve)是指关闭件(阀瓣或蝶板)为圆盘,围绕阀轴旋转来达到开启与关闭的一种阀,在管道上主要起切断和节流用. 蝶阀启闭件是一个圆盘形的蝶板,在阀体内绕其自身的轴线旋转,从而达到启闭或调节的目的.隔膜阀:(diaphragm valve)是一种特殊形式的截断阀,

butterfly valve：蝶阀;瓣阀

蝶板 Disc | 蝶阀;瓣阀 butterfly valve | 蝶阀;瓣阀;拍门;铰链阀 flap valve

link butterfly valve：连杆式蝶阀

斜阀盘蝶阀 canted disc butterfly valve | 连杆式蝶阀 link butterfly valve | 8) 柱塞阀 piston type valve

rotundity louver type electric adjustive butterfly valve：电动圆形百叶式调节蝶阀

电动矩形百叶式调节蝶阀 rectangle louver type electric adjustive butterfly valve | 电动圆形百叶式调节蝶阀 rotundity louver type electric adjustive butterfly valve | 电动装置 electric actuator

Double-eccentric center butterfly valve：双偏心蝶阀

单偏心蝶阀 Single-eccentric center butterfly valve | 双偏心蝶阀 Double-eccentric center butterfly valve | 三偏心蝶阀 Three-eccentric center butterfly valve

fluring seeling butterfly valve：氟密封蝶阀

双向橡胶密封蝶阀:two-way rubber seeling butterfly valve | 氟密封蝶阀:fluring seeling butterfly valve | 液控止回蝶阀:hydraulic check butterfly valve

two-way metal seeling butterfly valve：双向金属密封蝶阀

双向金属密封蝶阀:two-way metal seeling butterfly valve | 双向橡胶密封蝶阀:two-way rubber seeling butterfly valve | 氟密封蝶阀:fluring seeling butterfly valve

two-way rubber seeling butterfly valve：双向橡胶密封蝶阀

双向金属密封蝶阀:two-way metal seeling butterfly valve | 双向橡胶密封蝶阀:two-way rubber seeling butterfly valve | 氟密封蝶阀:fluring seeling butterfly valve

colonial rule：殖民统治

colonial protectorate;殖民保护地;殖民被保护国;; | colonial rule;殖民统治;; | Colonial Secretary;辅政司;;

matrimonial agency：婚姻介绍所

21 deep love 深沉的爱情 | 22 matrimonial agency 婚姻介绍所 | 23 lover,sweetheart 情人