问题 问答题 简答题

试制定胶管防爆和防火措施。

答案

参考答案:

(1)胶管应具有足够的抗压强度和阻燃性。

(2)保存和使用胶管时必须注意维护保持胶管的清洁和不受损坏。

(3)新胶管在使用前必须先把胶管内壁的滑石粉吹除干净,防止焊割炬的通道被堵塞。

(4)氧气与乙炔胶管不得相互混用和代用,不得用氧气胶管吹除乙炔胶管的堵塞物。

(5)如果发生回火倒燃进入氧气胶管时,则该胶管不可继续使用必须换新。

(6)气割操作需要较大的氧气输出量,因此与氧气表高压端连接的气瓶阀门应全拉开,以便保证提供足够的流量和稳定的压力。

单项选择题
多项选择题

根据销售合同和已知资料指出一般原产地和保险单中错误的地方。
(1) 销售合同

SALES CONTRACT


Contract No.: NJTO90218
Date: FEB. 18, 2009
Signed at: Nanjing, China
The Seller: NANJING JINLING TEXTILE CO., LTD.

Address: UNIT A 18/F, JINLING TOWER, NO. 118JINLING ROAD, NANJING, CHINA
The Buyer: DEXICA SUPERMART S. A.Address: BOULEVARD PACHECO 44, B-1000 BRUSSELS, BELGIUM
This Sales Contract is made by and between the Sellers and the Buyers, whereby the sellers agree to sell and buyers agree to buy the under-mentioned goods according to the terms and conditionsstipulated below:

Commodity and specifications Quantity Unit Price Amount
GIRLS GARMENTS 10800PCS CIF BRUSSELSEURS. 00/PC EUR54000.00

10% more or less in quantity and amount are acceptable
Packing: IN CARTON

Shipping Mark: N/M
Time of Shipment: Within 30 days after receipt of L/C
From NINGBO PORT CHINA to BRUSSELS, BELGIUM
Transshipment and Partial Shipment: Allowed
Insurance: to be effected by the Seller for 110% of full invoice value covering all risks up to port of destination and war risks included with claim payable at destination.
Terms of Payment: By 100% Irrevocable Letter of Credit in favor of the Sellers to be available by sight draft to be opened and to reach China before APRIL 1,2009 and to remain valid for negotiationin China until the 21days after the foresaid Time of Shipment. IJC must mention this contractnumber L/C advised by BANK OF CHINA JIANGSU BRANCH. ALL banking Charges outside Chinaare for account of the Buyer.


The Seller



The Buyer
NANJING JINLING TEXTILE CO., LTD.

DEXICA SUPERMART S.A.


钟山
ALICE
(2)已知资料
装运信息:指定APL承运,装期2009.04.19;船名PRINCESS:航次V.018
装箱资料:合计108箱,装入1×20#集装箱。
商业发票号:NJTO90218-09,签发日期2009年4月10日。
信用证号:CMKK9180205
(3)一般原产地证


缮制错误的地方有: