9900 handle machine

A GPS handset based on GSM short message is demonstrated in this paper.

文章介绍了一种基于GSM短消息的GPS手持机的设计与实现方法,文章阐述了GPS手持机的主要功能,介绍了GPS手持机中单片机、GPS模块和GSM模块的原理和应用,并且着重讨论了GPS手持机的硬件和软件的设计与实现。

The study on improving precision of location by GPS handset;

提高GPS手持机定位精度方法研究

This thesis narrated the compendious calculation process and the requirements of coordinate system transformation for GPS handset; and explained the method to take that calculates transformation parameters of the coordinate from WGS84 system into 1954 coordinate system as example.

对GPS手持机的坐标系统转换参数的解算简要过程、要求进行了叙述,并以解算WGS84坐标转换为1954坐标系坐标的转换参数为例进行了说明。

Development of high voltage transmission line inspection management system based on intelligent portable terminal;

基于智能手持机的高压巡线管理系统开发

Design of a Power Charge Circuit for the Lithium Battery of RFID

RFID手持机锂电池快速充电电路设计

cutter ,power-operated, non-electric, hand-held

手持式机动刀具,非电动

UHF handheld transceiver

超高频手持式收发机

hand-carried battery-operated centrifugal sprayer

手持电动离心喷雾机

VHF handheld transceiver

甚高频手持式收发机

power-operated file, non-electric, hand-held

手持式机动锉刀,非电动

hand-held sinker

向下打眼的手持凿岩机

hand microphone type telephone

手持送话器式电话机

non-electric hand-held power-operated grinder

手持式机动砂轮机,非电动

concrete breaker, power-operated ,non-electric, hand-held

手持式机动混凝土捣碎机,非电动

Cell phone and handset digital device digital forensic overview

手机及小型手持数字设备数字取证研究综述

decoring tool, power-operated, non-electric, hand-held

机动除芯工具,非电动,手持式

gluing machine for working wood (excl. hand-held)

木料加工胶合机（手持式除外）

integrally-silenced hand-held concrete breaker

完全灭音手持混凝土轧碎机

Technical requirements for hand-held electromagnetic disk used for the presses

GB5093-1985压力机用手持电磁吸盘技术条件

filling machine for working metal (excl. hand-held)

金属加工填料机（手持式除外）

grooving machine for working metal (excl. hand-held)

刻槽机,用于金属加工（手持式除外）

honing machine for working metal (excl. hand-held)

珩磨机,用于金属加工（手持式除外）