打孔

open-jointed drainage pipe

开缝接口排水管

572.perforate 打孔 | 573.open-jointed drainage pipe 开缝接口排水管 | 574.trench 沟渠 管沟;掘沟

drill barrow

手推滚筒式条播机

drill assembly ==> 条播装置总成 | drill barrow ==> 手推滚筒式条播机 | drill bit ==> 钻头,钎头,打孔钻头=>ドリルビット

Drilling track controlling

钻具

打孔机:Drilling Machine | 钻具:Drilling track controlling | 钻芯法:Drilling Core

emery powder

玉砂粉

长石矿 feldspar quarry | 玉砂粉 emery powder | 打孔钻 grooved bit

eyelet punch

打洞锥

eyelet plate 眼板 | eyelet punch 打洞锥 | eyelet punch 打孔冲头

jacquards

<老西整理>提花机

Jacquard label weaving machine<老西整理>提花标签... | Jacquards<老西整理>提花机 | Jacquards-card punching, repeating and lacing machines including computer aided devices<老西整理>提花纹板打孔、复制、串连机...

kipp relay

基普替续器

键盘打孔机 keyboard punch | 基普替续器 Kipp relay | 克耳达蒸馏装置 Kjeldahl distillation apparatus

Fairway and Trim Mowers

驾驶式球道剪草机

21. 自走式果岭打孔机 Vaerator VA-24 | 22. 驾驶式球道剪草机 Fairway and Trim Mowers | 23. 驾驶式杂草剪草机 Turfcat

edgewise pointer; edgewise needle

侧立指针

边缘打孔卡 edge-punched card | 侧立指针 edgewise pointer; edgewise needle | 扁立绕法线圈 edgewise wound coil

per mil symbol

每毫英寸符号

打孔 per forating | 每毫英寸符号 per mil symbol | 每台 (计算机的授权) per seat

photoperiodic response：光周期响应

photoperiodic induction 光周期诱导 | photoperiodic response 光周期响应 | photoperiodism 光期性

Multi-Variate Statistical Analysis：多元统计剖析

311. 多项距阵 Multi-Nominal Matrix | 312. 多元统计剖析 Multi-Variate Statistical Analysis | 313. 发电厂 Power Plant