50m to 100m depth engineering seismograph

{"cid":"91217338","title":"Engineering Seismograph with 50m to 100m Depth 38hz Frequency and 50\/40mm Diameter for Geophysical Exploration","imgUrl":"https:\/\/img.chinax.com\/nimg\/eb\/7d\/a51b9bc8c6210ad7d497a29590c8-200x200-1.jpg","attrs":{"Price":"Negotiated","Brand Name":"Gold","Model Number":"WZG-24C","Minimum Order Quantity":"1 set","Delivery Time":"5-8 working days","Certification":"ISO9001 CCC CE","Place of Origin":"Chongqing, China","Payment Terms":"L\/C,D\/A,D\/P,T\/T,Western Union,MoneyGram","Supply Ability":"1 set per 5 days","Packaging Details":"Carton","Product Name":"Engineering Seismograph","Application":"borehole seismic receiver","Channels":"24","OEM\/ODM":"Acceptable","Depth":"50m to 100m","Frequency":"38hz","Diameter":"50\/40mm","Arm":"Arm open geophone","Material":"Steel"}}

{"cid":"91097237","title":"Core Drilling Rig For Engineering Survey XY - 4 - 3A","imgUrl":"https:\/\/img.chinax.com\/nimg\/f1\/5f\/5771b6faa9e99766990984884ab9-200x200-1.jpg","attrs":{"Price":"Contact us","Brand Name":"xitan","Model Number":"XY-4-3A","Minimum Order Quantity":"1 SET","Delivery Time":"20 days","Certification":"ISO9001:2008","Place of Origin":"Jiangsu,wuxi,CHINA","Payment Terms":"L\/C, T\/T, D\/A, D\/P, Western Union, MoneyGram","Supply Ability":"30 sets per month","Packaging Details":"In 40\u2032container with drilling tools","color":"red","Applications":"core drilling,bored construction pile,water well"}}