| across pitch | 沿走向 |
| adjustable pitch | 可调螺距 |
| air switch | 空气开关 |
| analog switch | 模拟开关 |
| angle of pitch | 倾伏角;俯仰角;螺距角 |
| angular pitch | 倾斜角 |
| apparent pitch | 表观螺距 |
| Arcitc Current | 北极海流 |
| attenuator switch | 衰减开关 |
| automatic message switching | 自动信息转换 |
| automatic switchover | 自动转接 |
| automatic time switch | 自动定时开关 |
| axial pitch | 轴向节距 |
| axiallyvarying pitch | 轴向变螺距 |
| backpitch | 背节距 |
| band switch | 波段开关 |
| baroswitch | 气压转换开关 |
| base pitch | 基圆节距 |
| basic switching term | 基本转换项 |
| big ditch | 史前潜河 |
| bilateral diode switch | 双向二极管开关 |
| bilateral switch | 双向开关 |
| bilateral switching element | 双向开关元件 |
| biswitch | 双向硅对称开关 |
| blade pitch | 叶片间距 |
| blind ditch | 暗沟 |
| bone pitch | 粘沥青 |
| bull ditcher | 大型挖沟机 |
| button switch | 按钮开关 |
| CANAL ditch | 泥浆槽 |
| capaswitch | 双电致伸缩继电器 |
| carrier-controlled switch | 载波控制开关 |
| catch ditch | 集水沟 |
| centrifugal switch | 离心断路器 |
| chain pitch | 链节距 |
| change-over switch | 转换开关 |
| channel switch | 波道开关 |
| chopper switch | 断流开关 |
| circuit switching | 电路交换 |
| circular pitch error | 周节误差 |
| circular pitch | 圆周齿距 |
| circumferential pitch | 圆周齿节 |
| cluster switch | 组开关 |
| coal tar pitch | 煤焦油沥青 |
| coarse pitch | 大螺距 |
| coaxswitch | 同轴开关 |
| code switch | 代码开关 |
| code-switching | 转换语言 |
| coked pitch | 焦沥青 |
| collecting ditch | 集水沟 |
| collector ditch | =collecting ditch |
| combined switch | 组合开关 |
| commutation switch | 换向开关 |
| console switch | 操作台开关 |
| constant pitch | 等螺距 |
| control limit switch | 极限控制开关 |
| control switch | 控制开关 |
| controllable pitch | 可调螺距 |
| core binder pitch | 型心粘结沥青 |
| cross pitch | 走向 |
| cross point switching | 交点式交换 |
| crossbar switch | 纵横机 |
| crowbar switch | 短路开关 |
| current switch logic | 电流开关逻辑 |
| cycling switch | 循环开关 |
| data-switching | 数据转换 |
| deadline switch | 死绳开关 |
| delay switch | 延时开关 |
| detector switch | 检测开关 |
| devil's pitch fork | 叉式打捞工具 |
| diametral pitch | 径节 |
| discharge ditch | 排水沟 |
| disconnecting switch | 切断开关 |
| distribution switchboard | 配电盘 |
| ditch breaker | 管沟分隔装置 |
| ditch cutting | 挖沟 |
| ditch digger | 挖掘机 |
| ditch excavation | 挖沟 |
| ditch excavator | 挖沟机 |
| ditch grade | 沟底坡度 |
| ditch magnet | 泥浆槽磁铁 |
| ditch pump | 管沟排水泵 |
| ditch samples | 泥浆槽龅摹成把 |
| ditch | 沟;开沟 |
| ditcher | 反铲挖土机 |
| ditching and trenching machine | 挖沟机 |
| ditching machine | 挖沟机 |
| ditching operation | 挖沟作业 |
| double pitch | 双螺距的;双向坡 |
| double throw switch | 双掷开关 |
| double-break switch | 双刀开关 |
| drainage ditch | 排水沟 |
| earth ditch | 土沟 |
| earth pitch | 软沥青 |
| earth switch | 接地开关 |
| elastic mineral pitch | 弹性沥青 |
| electron switch | 电子开关 |
| electronic automatic switch | 电子自动开关 |
| electronic data-switching centre | 电子数据转接中心 |
| electronic switch | 电子开关 |
| emergency switch | 紧急开关 |
| explosion ditching method | 爆破成沟法 |
| feed switchboard | 馈电配电盘 |
| field break switch | 励磁中断开关 |
| filament switch | 灯丝开关 |
| firing switch | 引爆开关 |
| flat pitch | 缓倾斜 |
| flitch | 桁条 |
| float switch | 浮子开关 |
| floating switch | 浮动开关 |
| foot-switch | 脚踏开关 |
| fuzzy switching function | 模糊开关函数 |
| gas kitchen | 气灶 |
| gas lift ditching method | 气举开沟法 |
| gate turn-off switch | 门电路切断开关 |
| glance pitch | 辉沥青 |
| glitch | 一闪信号 |
| ground switch | 接地开关 |
| grounding switch | 接地开关 |
| group switch | 综合开关 |
| hard pitch | 硬质沥青 |
| high-pitch cone roof | 大坡度圆锥形顶盖 |
| high-pitched buzzer | 高音汽笛 |
| hitch over | 全松 |
| hitch up | 准备开钻 |
| hitch | 急拉 |
| hook switch | 钩键 |
| hydrocarbon kitchen | 烃灶 |
| interface switching assembly | 接口开关装置 |
| inverter switch | 转换开关 |
| iron pitch | 地沥青 |
| isolating switch | 断路器 |
| isotropic pitch fiber | 各向同性沥青纤维 |
| jack switch | 插接开关 |
| Jews'pitch | 沥青 |
| key operated switch | 键控开关 |
| keyswitch | 按键开关 |
| kill switch | 切断开关 |
| kitchen | 厨房;油灶 |
| knife switch | 闸刀开关 |
| lake pitch | 湖沥青 |
| land pitch | 地沥青 |
| laying in one ditch | 同沟敷设 |
| level switch | 液位开关 |
| light activated switch | 光敏开关 |
| light pitch | 缓倾斜 |
| limit switch | 限位开关 |
| litchfieldite | 霞云钠长岩 |
| load switch | 置数开关 |
| low pitch cone roof | 小坡度锥形顶盖 |
| magnetic switch | 磁开关 |
| magnetic-matrix switch | 磁模开关 |
| main switch | 总开关;电源开关 |
| manual-automatic switch | 手动-自动开关 |
| manual-switch storage | 手控开关存储器 |
| manualauto switch | 手动-自动开关 |
| master subswitcher | 校准用副转换开关 |
| master switch | 总开关 |
| master switcher | 校准用转换开关 |
| matrix switch | 矩阵开关 |
| medium pitch | 中等倾斜 |
| message switching center | 信息转接中心 |
| microswitch | 微动开关 |
| microwave switch | 微波开关 |
| mineral pitch | 地沥青 |
| momentary switch | 瞬时开关 |
| motor operated switch | 电动开关 |
| mountain pitch | 山沥青 |
| mud ditch | 泥浆槽 |
| multi-way switch | 多路开关 |
| multicontact switch | 多触点开关 |
| multigang switch | 多联开关 |
| non-binary switching theory | 非二进制开关理论 |
| non-switched line | 非转接链路 |
| normal pitch | 法线螺距 |
| nut switch | 螺帽开关 |
| oil break switch | 油开关 |
| oil kitchen | 油灶 |
| oil pitch | 石油沥青 |
| oil switch | 油开关 |
| oil-pressure SHut-off switch | 油压开关 |
| on-off switch | 转换开关 |
| operating switch | 操作开关 |
| operation beside ditch | 沟边组装 |
| operation in ditch | 沟底组装 |
| OR-switch | 或开关 |
| outfall ditch | 排水沟 |
| over-the-ditch coating | 沟边敷涂 |
| overload switch | 过载开关 |
| ovonic memory switch | 双向存储器开关 |
| period of pitch | 纵摇周期 |
| petroleum pitch enamel | 石油沥青漆 |
| phase switcher | 移相器 |
| phase-change switch | 变相开关 |
| photoswitch | 光控继电器 |
| pipe ditch | 管沟 |
| pipeline pitch | 道管的坡度 |
| pitch angle | 倾斜角 |
| pitch arc | 相应于一个齿节的弧 |
| pitch attitude | 俯仰状态;俯仰姿态 |
| pitch based fiber | 浸渍树脂的纤维 |
| pitch block | 节圆柱 |
| pitch chain | 节链 |
| pitch circle | 节圆 |
| pitch coal | 沥青煤 |
| pitch cone angle | 节锥角 |
| pitch cone | 分圆锥 |
| pitch corrosion | 点腐蚀 |
| pitch curve | 节线 |
| pitch diameter | 中径 |
| pitch distortion | 俯仰失真 |
| pitch earth | 地沥青 |
| pitch gauge | 螺距规 |
| pitch lake | 沥青湖 |
| pitch length | 极点长度 |
| pitch line | 节线 |
| pitch of drill | 钻头轴距 |
| pitch of rivet | 铆订间距 |
| pitch of screw | 螺距 |
| pitch of strand | 绳索绞距 |
| pitch of the laps | 绕圈 |
| pitch ore | 沥青铀矿 |
| pitch paper | 沥青纸 |
| pitch pipe | 倾斜管线 |
| pitch point | 节点 |
| pitch radius | 节圆半径 |
| pitch ratio | 螺距比 |
| pitch wheel | 相互啮合的齿轮 |
| pitch | 螺距 |
| pitchblende | 沥青铀矿 |
| pitcher pump | 手压泵 |
| pitcher | 投掷者;俯仰操纵机构 |
| pitching angle | 倾角 |
| pitching anticline | 伏背斜 |
| pitching axis | 倾伏轴 |
| pitching end | 倾没端 |
| pitching fold | 倾伏褶皱 |
| pitching | 扔出;俯仰;前后颠簸;俯仰角 |
| pitchout | 突然转弯 |
| pitchover | 按程序转弯 |
| pitchstone | 松脂岩 |
| pitchy limonite | 沥青褐铁矿 |
| pitchy | 沥青的 |
| plow ditching method | 开沟 |
| plug switch | 插塞开关 |
| pneumatic switch | 气动开关 |
| pneumatic tank switch | 气动储灌切换开关 |
| position switch | 转换位置开关 |
| power switch | 电源开关 |
| pressure sensitive switch | 压力敏感开关 |
| pressure switch | 压力开关 |
| program time switch | 程序定时开关 |
| programmed switch | 程控开关 |
| proximity switch | 接近开关 |
| pulse switching circuit | 脉冲转换电路 |
| pushbutton switch | 按钮开关 |
| quick-break switch | 急断开关 |
| range switch | 波段开关 |
| ratio switch | 比例转换开关 |
| relief ditch | 放水沟 |
| reset switch | 复位开关 |
| reversing switch | 换向开关 |
| rock ditching | 挖岩石管沟 |
| rocker switch | 提杆开关 |
| roll and pitch | 横摇和纵摇 |
| roll-along switch | 多次覆盖开关 |
| ROT switch | 旋转开关 |
| rotary ditcher | 旋转挖沟机 |
| rotary switch | 旋转开关 |
| rotated square pitch | 管子正方形错排 |
| safety switch | 安全开关 |
| sand hitch | 打捞器 |
| scaling switch | 缩放开关 |
| screw pitch gage | 螺距规 |
| select switch | 选择开关 |
| selector switch | 选择器 |
| sequence check switch | 程序控制开关 |
| shut-in switch | 关井开关 |
| single-switch | 单刀开关 |
| snitch | 机械测井仪表 |
| snitcher | 管道涂层裂缝检测仪 |
| soft pitch | 软沥青 |
| standard pitch | 标准螺距 |
| starting switch | 起动开关 |
| steep pitch | 陡倾 |
| step switch | 步进开关 |
| stitch welding | 缝焊 |
| stitch | 针;缝;距离;少许;缝;绑结 |
| stitched belting | 缝接皮带 |
| stitching | 缝合;绑结;压合;针脚状焊道 |
| stone-pitched jetty | 砌石堤 |
| storage switch | 存储开关 |
| stratigraphic pitch-out | 地层尖灭 |
| subswitch | 分机键 |
| suitcase rock | 钻井后无油气显示的岩石 |
| suitcase sand | 钻井后无油气显示的砂岩 |
| suitcase | 手提皮箱 |
| switch box | 开关箱 |
| switch closure command | 开关闭合命令 |
| switch command | 开关命令 |
| switch in | 接通 |
| switch off | 断开 |
| switch on | 合闸 |
| switch out | 关;拉闸 |
| switch over | 转换 |
| switch to | 转到 |
| switch valve | 开关阀 |
| switch | 转换开关 |
| switch-knob | 按钮 |
| switchboard operator | 交换台操作员 |
| switchboard | 配电盘 |
| switched line | 交换线路 |
| switcher | 转轨 |
| switchgear building | 配电室 |
| switchgear | 开关装置 |
| switching center | 转接中心 |
| switching column technique | 色谱柱切换技术 |
| switching motherboard | 开关板 |
| switching regulator | 开关式稳压器 |
| switching surge | 操作过电压;开关时电压波动 |
| switching time | 转换时间 |
| switching transistor | 开关晶体管 |
| switching type power supply | 开关式电源 |
| switching valve | 开关阀;开关管 |
| switching | 开关 |
| switching-in rate | 转入率 |
| switching-out rate | 转出率 |
| take a hitch on | 提起;钩住 |
| tank switching | 转罐 |
| tank-level switch | 罐内液面开关 |
| tar pitch | 焦油沥青 |
| teleswitch | 遥控开关 |
| terminal switching system | 终端转换系统 |
| thermoswitch | 热开关 |
| thread pitch gauge | 螺距规 |
| three pole switch | 三极开关 |
| three-throw switch | 三投开关 |
| thumbwheel switch | 拨轮开关 |
| time switch | 定时开关 |
| toggle switch | 搬扭开关 |
| tooth pitch | 齿节 |
| torque switch | 扭矩开关 |
| track pitch | 道间距 |
| transverse pitch | 横向倾斜 |
| transwitch | 可控硅开关 |
| tumbler switch | 翻转开关 |
| twitch | 急拉;颤动;抽痛;骤然一抽;抽动 |
| two-position switch | 两位开关 |
| two-way switch | 双向开关 |
| two-way tumbler switch | 双连开关 |
| unpitched sound | 无音调的声音;噪声 |
| valve position switch | 阀位开关 |
| variable pitch | 可变螺距 |
| water witch | 找水仪 |
| water-gas pitch | 水煤气沥青 |
| wellhead switch system | 井口转换系统 |
| wettability switch | 润湿性转换 |
| wheel ditcher | 轮式挖沟机 |
| wire line hitch | 钢丝绳扣 |
