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当前学科：煤矿应急救援考试
题目：
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某一工作面的绝对瓦斯涌出量是5.3m
3
/min，要使该工作面瓦斯浓度在0.8%以下，该工作面至少配多少风量？（）。
A . 562m
3
/min
B . 672m
3
/min
C . 662m
3
/min
D . 672m
3
/mi
答案：
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一、已知资料：销售合同书明基贸易有限公司MJ TRADE Co., LTD. 12F 7BLDG SHATouJIAO FREE TRADE ZONE, YANTIAN, SHENZHEN, CHINA 416061 销售合同 SALE CONTRACT To： COMPANHIA BRASILEIRA DE Contract No.: TR100566 DISTRIBUICAO ROD. ANHANGUERA, KM 17, 8Date: 16JULY, 2011 OSASCO-SP-BRASIL This sales contract is made between the sellers and buyers whereby the seller agree to sell and the buyers agree to buy the undermentioned goods according to the terms and conditions stipulated below： Total amount in words SAY U. S. DOLLARS Twenty Five Thousand Seven H undred And Fifty- Six Only. Packing 4Pcs in one Ctn, total packed in 470Ctns. Delivery Sea freight from Shanghai to SanTos allowing partial shipments and transshipment Shipping Mark MJ HONGKONG /100566/SANTOS.1-470 Time of Shipment On or before 12SEP. ,2011 Terms of Payment By 100pct irrevocable letter of credit in favour of the Seller to be available by darfts at sight to open and to reach the seller before 25JULY, 2011and to remain valid for negotiation in China until the 15th days after the foresaid time of the shipment. The L/C must mention this contract number. All banking charges outside BRASIL are for of the beneficiary. Insurance To be effected by the sellers for 110pct of the invoice value covering all risks and war risk of Institute Cargo Clause (A) Documents required 1. Signed invoice in 3originals plus 1copy. 2. Full set of clean on board Bill of Lading made out to order blank endorsed notify the buyer. 3. Insurance policy in duplicate. 4. Packing list in 3originals plus 1copy. 5. Certificate of Origin in duplicate. The Seller The Buyer MJ Trade Co. ,Ltd. COMPANHIA BRASILEIRA 张三 HARK 签署 Signature 补充资料： 最迟开证日期：2011年7月21日 开户行及账号：BANK OF BRAZIL RIO DE JANEIRO, 2357924680 法人代表：HARK 开证方式：电开 二、根据合同资料用英文缮制开证申请书 三、根据合同审核进口国开来的信用证 以下是受益人根据合同规定审核来证的实务操作，先看上面给出的合同，然后根据合同内容审核信用证中与合同不相符的地方并提出修改意见。 FROM: BANK OF BRAZIL RIO DE JANEIRO TO: SHANGHAI PUDONG DEVELOPMENT BANK 27: SEQUENCE OF TOTAL: 1/1 40A: FORM OF DOCUMENTARY CREDIT: IRREVOCABLE 20: DOCUMENTARY CREDIT NUMBER: HJQ234 31C: DATE OF ISSUE: 110723 40E: APPLICABLE RULES: UCP LATEST VERSION 31D: DATE AND PLACE OF EXPIRY: 110906CHINA 50: APPLICANT: COMPANHIA BRASILEIRA DE DISTRIBUICAO ROD. ANHANGUERA, KM 17, 8 OSASCO-SP-BRASIL 59: BENEFICIARY: N. J TRADE CO. ,LTD. 12F 7BLDG SHATOUJIAO FREE TRADE ZONE,YANTIAN, SHENZHEN,CHINA 416061 32B: CURRENCY CODE,AMOUNT: USD 25136 41D: AVAILABLE WITH...BY...: ANY BANK BY NEGOTIATION 42C: DRAFTS AT: 30DAYS AFTER SIGHT 42D: DRAWEE : OURSELVES 43P: PARTIAL SHIPMENTS: PARTIAL SHIPMENTS ARE PROHIBITED 43T: TRANSSHIPMENT: TRANSSHIPMENT ARE PROHIBITED 44E: PORT OF LOADING/AIRPORT OF DEPARTURE: YANTIAN 44F: PORT OF DISCHARGE/AIRPORT OF DESTINATION: ANY PORT IN BRASIL 44C: LATEST DATE OF SHIPMENT: 110901 45A: DESCRIPTION OF GOODS AND/OR SERVICES: PENGUIM HUMIDIFIER (BLACK BODY-WHITE DETAIL)-127V PENGUIM HUMIDIFIER (BLACK BODY-WHITE DETAIL)-220V AS PER DESCRIBED ON S/C NO. 100566DATED JULY 16, 2011. CIF SANTOS AS PER INCOTERMS 2010OF ICC PARIS. 46A: DOCUMENTS REQUIRED: 1) 3ORIGINALS PLUS 1COPY OF SIGNED BY HAND AND STAMPED COMMERCIAL INVOICE WITH COMPLETE DESCRIPTION OF GOODS, SHOWING CIF AMOUNT IN FIGURES. 2) 3/3ORIGINALS PLUS 03COPIES OF CLEAN ON BOARD BILL OF LADING CONSIGNED TO COMPANHIA BRASILEIRA DE DISTRIBUICAO, CNPJ 47.508.411/0078-35ROD. ANHANGUERA, KM17, 8-OSASCO-BRASIL, NOTIFY PARTY SAME AS CONSIGNEE, FREIGHT PREPAID COVERING SHIPMENT FROM SHANGHAI TO SANTOS-BRASIL. BILL OF LADING MUST SHOW: PO NUMBER, NUMBER OF CARTONS. 3) 3ORIGINALS PLUS 1COPY OF SIGNED BY HAND AND STAMPED PACKING LIST WITH FULL DESCRIPTION OF GOODS. 4) 1ORIGINAL PLUS 1COPY OF CERTIFICATE OF ORIGIN. 5) FULL SET OF NEGOTIABLE INSURANCE POLICY OR CERTIFICATE BLANK ENDORSED FOR 110% OF INVOICE VALUE COVERING ALL RISKS AND WAR RISK OF Institute Cargo Clause (A). 47A: ADDITIONAL CONDITIONS: 1) ALL DISCREPANCIES DUE TO TYPOGRAPHICAL MISTAKES ARE WAIVED. 2) NUMBER OF THIS LETTER OF CREDIT AND THE REFERENCE TR100566MUST BE STATED ON ALL DOCUMENTS. 3) WILL BE REFUSED SHIPPING DOCUMENTS SHOWING SHIPMENT DATE PRIOR OF ISSUANCE OF THIS LETTER OF CREDIT. 71B: DETAILS CHARGES: BANKING CHARGES OUTSIDE OF BRASIL ARE FOR BENEFICIARY'S ACCOUNT. 48: PRESENTATION PERIOD: DOCUMENTS MUST BE PRESENTED WITHIN 14DAYS AFTER ISSUANCE OF THE TRANSPORT DOCUMENT BUT WITHIN THE VALIDITY OF THIS CREDIT. 49: CONFIRMA INSTRUCTIONS: WITHOUT 53A: REIMBURSEMENT BANK : SCBLUS33 78: INSTRUCTIONS: 1) WHETHER ALL TERMS AND CONDITIONS ARE COMPLIED WITH, PLEASE CLAIM REIMBURSE, ON THE 5TH WORKING DAY AFTER YOUR IMMEDIATE TESTED MESSAGE TO US INFORMING AMOUNT OF DOCS., SHIPMENT AND NEGOTIATION DATES, AWB AND COMM. INVOICE NRS, DEPATURE PLACE, DESTINATION AND CONFIRMING THAT SHIPPING DOCUMENTS ARE BEING REMITTED TO OUR OFFICE. 2) PLEASE ADVISE BENEFICIARY URGENTLY UNDER ADVISE TO US. 补充材料： INV. NO.: S2000307 INV. DATE: AVG. 14, 2011 B/L. NO.: ZHY20110 B/L. DATE: SEP. 01, 2011 CERTIFICATE DF ORIGIN NO. : G114303101620078 NAME OF STEAMER: FANYA W. 102CONTAINER & SEAL NO. :TEXU47683001/ WG9006 SHIPPING MARKS: MJ HONGKONG. H.S. NO. : 5802. 4060 100566 SANTOS 1-470 POLICY NO. :SH089921 FREIGHT FEE : USD1100 INSURANCE FEE : USD1000 报检单编号: 985614322 报检单位登记号: 347698580 GOODS: PENGUIM HUMIDIFIER (BLACK BODY-WHITE DETAIL)-127V: @USD 13.70/PCS 1280PCS PENGUIM HUMIDIFIER(BLACK BODY-WHITE DETAIL)-220V: @USD 13.70/PCS 600PCS PACKED IN 470CARTONS，TOTAL QUANTITY: 1880PCS TOTAL WEIGHT: N/W: 3525.00KGS G/W: 3995.00KGS MEAS:59.40CBM 该货物是完全自产品。 经审核，信用证存在以下问题： 1．________________________ 2．________________________ 3．________________________ 4．________________________ 5．________________________ 6．________________________ 7．________________________ 8．________________________ 9．________________________ 10．________________________ 11．________________________ 12．________________________ 四、假设上述信用证已经修改正确，请缮制以下出口单证 1．汇票 2．商业发票 3．装箱单 4．原产地证书 5．保险单 6．提单