螺旋桨

screw, buttress thread

锯齿形螺钉

"螺旋桨","screw, air" | "锯齿形螺钉","screw, buttress thread" | "有头螺钉","screw, cap"

swivelling pressure cloth beam

旋转卷布压辊

swivelling pile driver ==> 旋转打桩机 | swivelling pressure cloth beam ==> 旋转卷布压辊 | swivelling propeller ==> 回转螺旋桨

a diesel-powered submarine

柴油动力潜艇

propeller-driven plane 螺旋桨推进的飞机 | a diesel-powered submarine 柴油动力潜艇 | oil-polluted water 受石油污染的水

direct-driven shears

直接传动式剪切机

direct-driven airscrew ==> 直接驱动螺旋桨 | direct-driven shears ==> 直接传动式剪切机 | direct-driven synchro ==> 直接传动同步机

Hollow Drill Steel

中空钻探钢

Hole Steel Propeller 钢制空心螺旋桨 | Hollow Drill Steel 中空钻探钢 | Hollow Square Steel 空心方钢

engine radius rod bracket

发动机半径杆托架

90. engine propeller unit ==> 发动机螺旋桨组 | 91. engine radius rod bracket ==> 发动机半径杆托架 | 92. engine room ==> 機関室

avgas

航空汽油

航空汽油(Avgas)是一种用于飞机的高辛烷值燃料,亦曾经使用于赛车中. 航空汽油只用于往复式发动机的飞机上,喷气式飞机和涡轮螺旋桨式飞机则使用航空煤油.

cavitating flow

空泡流

caving bank 淘空堤岸 | cavitating flow 空泡流 | cavitating propeller 空泡螺旋桨

Marine ciliates

海洋纤毛虫

海相淤泥:marine clay | 海洋纤毛虫:Marine ciliates | 船用螺旋桨:marine propeller

Davits for boats

船只吊杆

120040 船用螺旋桨 Screw-propellers for boats | 120048 船只吊杆 Davits for boats | 120048 船只吊杆 Davits for boats

Supposed to Be：应该吧

我想我该睡了 i think i should slp | 应该吧 supposed to be | 希望 hope so

Plain Weave：平布

509 hopsack 方平织物 | 510 plain weave 平布 | 511 panama 巴拿马薄呢